diff --git a/src/backend/core/api/viewsets.py b/src/backend/core/api/viewsets.py
index 32e52f710e..51d5e1db86 100644
--- a/src/backend/core/api/viewsets.py
+++ b/src/backend/core/api/viewsets.py
@@ -906,6 +906,65 @@ def create_for_owner(self, request):
             {"id": str(document.id)}, status=status.HTTP_201_CREATED
         )
 
+    @drf.decorators.action(detail=True, methods=["post"])
+    @transaction.atomic
+    def detach(self, request, *args, **kwargs):
+        """
+        Detach a subdocument from it's parent
+
+        The user must be an administrator or owner of root document or an
+        editor (on target document) and creator of the document creator
+        """
+        user = request.user
+        document = self.get_object()
+
+        if document.is_root():
+            return drf.response.Response(
+                # mettre le message dans position est valid ?
+                {"message": "You cannot detach a root document"},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+        target_document = document.get_root()
+        if not target_document:
+            return drf.response.Response(
+                {"message": "Parent document does not exist."},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+        if not document.get_abilities(user).get("detach"):
+            return drf.response.Response(
+                {
+                    "message": (
+                        "You do not have permission to move documents "
+                        "as a sibling of this target document."
+                    )
+                },
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+        owner_accesses = document.get_root().accesses.filter(
+            role=models.RoleChoices.OWNER
+        )
+
+        document.move(target_document, pos=enums.MoveNodePositionChoices.LAST_SIBLING)
+
+        if (
+            owner_accesses
+            and not document.accesses.filter(role=models.RoleChoices.OWNER).exists()
+        ):
+            for owner_access in owner_accesses:
+                models.DocumentAccess.objects.update_or_create(
+                    document=document,
+                    user=owner_access.user,
+                    team=owner_access.team,
+                    defaults={"role": models.RoleChoices.OWNER},
+                )
+
+        return drf.response.Response(
+            {"message": "Document detached successfully."}, status=status.HTTP_200_OK
+        )
+
     @drf.decorators.action(detail=True, methods=["post"])
     @transaction.atomic
     def move(self, request, *args, **kwargs):
@@ -941,15 +1000,22 @@ def move(self, request, *args, **kwargs):
             enums.MoveNodePositionChoices.FIRST_CHILD,
             enums.MoveNodePositionChoices.LAST_CHILD,
         ]:
-            if not target_document.get_abilities(user).get("move"):
+            if not target_document.get_abilities(user).get("accesses_update"):
                 message = (
                     "You do not have permission to move documents "
                     "as a child to this target document."
                 )
         elif target_document.is_root():
-            owner_accesses = document.get_root().accesses.filter(
-                role=models.RoleChoices.OWNER
-            )
+            if not document.is_root():
+                message = (
+                    "You cannot move a document relative to this target document "
+                    "unless as its child."
+                )
+            elif not target_document.get_abilities(user).get("move"):
+                message = (
+                    "You do not have permission to move documents "
+                    "as a sibling of this target document."
+                )
         elif not target_document.get_parent().get_abilities(user).get("move"):
             message = (
                 "You do not have permission to move documents "
diff --git a/src/backend/core/models.py b/src/backend/core/models.py
index c6ed9ae16e..c19cb178f5 100644
--- a/src/backend/core/models.py
+++ b/src/backend/core/models.py
@@ -1242,8 +1242,11 @@ def get_abilities(self, user):
 
         # Characteristics that are based only on specific access
         is_owner = role == RoleChoices.OWNER
+        is_creator = self.creator == user
+
         is_deleted = self.ancestors_deleted_at
         is_owner_or_admin = (is_owner or role == RoleChoices.ADMIN) and not is_deleted
+        is_editor_creator = (role == RoleChoices.EDITOR) and is_creator
 
         # Compute access roles before adding link roles because we don't
         # want anonymous users to access versions (we wouldn't know from
@@ -1280,7 +1283,7 @@ def get_abilities(self, user):
         can_destroy = (
             is_owner
             if self.is_root()
-            else (is_owner_or_admin or (user.is_authenticated and self.creator == user))
+            else (is_owner_or_admin or (user.is_authenticated and is_creator))
         ) and not is_deleted
 
         ai_allow_reach_from = settings.AI_ALLOW_REACH_FROM
@@ -1297,6 +1300,7 @@ def get_abilities(self, user):
 
         return {
             "accesses_manage": is_owner_or_admin,
+            "accesses_update": can_update_from_access,
             "accesses_view": has_access_role,
             "ai_proxy": ai_access,
             "ai_transform": ai_access,
@@ -1312,6 +1316,7 @@ def get_abilities(self, user):
             "cors_proxy": can_get,
             "descendants": can_get,
             "destroy": can_destroy,
+            "detach": (is_owner_or_admin or is_editor_creator) and not is_deleted,
             "duplicate": can_get and user.is_authenticated,
             "favorite": can_get and user.is_authenticated,
             "link_configuration": is_owner_or_admin,
diff --git a/src/backend/core/tests/documents/test_api_documents_detach.py b/src/backend/core/tests/documents/test_api_documents_detach.py
new file mode 100644
index 0000000000..8d1f41d61f
--- /dev/null
+++ b/src/backend/core/tests/documents/test_api_documents_detach.py
@@ -0,0 +1,207 @@
+"""
+Test moving documents within the document tree via an detail action API endpoint.
+"""
+
+import pytest
+from rest_framework.test import APIClient
+
+from core import factories, models
+
+pytestmark = pytest.mark.django_db
+
+
+def test_api_documents_detach_anonymous_user():
+    """Anonymous users should not be able to detach documents."""
+    target = factories.DocumentFactory()
+    document = factories.DocumentFactory(parent=target)
+
+    response = APIClient().post(f"/api/v1.0/documents/{document.id!s}/detach/")
+
+    assert response.status_code == 401
+    assert response.json() == {
+        "detail": "Authentication credentials were not provided."
+    }
+
+
+def test_api_documents_move_document_is_root():
+    """
+    Detaching a root document should not be allowed
+    """
+    user = factories.UserFactory()
+    client = APIClient()
+    client.force_login(user)
+
+    document = factories.DocumentFactory(users=[(user, "owner")])
+
+    response = client.post(f"/api/v1.0/documents/{document.id!s}/detach/")
+
+    assert response.status_code == 400
+    assert response.json() == {"message": "You cannot detach a root document"}
+
+
+@pytest.mark.parametrize("role", [None, "reader", "commenter", "editor"])
+def test_api_documents_detach_authenticated_document_no_permission(role):
+    """
+    Authenticated users should not be able to detach documents with insufficient
+    permissions on the root document.
+    """
+    user = factories.UserFactory()
+    client = APIClient()
+    client.force_login(user)
+
+    target = factories.DocumentFactory()
+    if role:
+        factories.UserDocumentAccessFactory(document=target, user=user, role=role)
+    document = factories.DocumentFactory(parent=target)
+
+    response = client.post(f"/api/v1.0/documents/{document.id!s}/detach/")
+
+    assert response.status_code == 403
+    assert response.json() == {
+        "detail": "You do not have permission to perform this action."
+    }
+
+
+@pytest.mark.parametrize("user_role", models.RoleChoices.values)
+@pytest.mark.parametrize("is_creator", [True, False])
+def test_api_documents_move_authenticated_detach(
+    is_creator,
+    user_role,
+):
+    """
+    Authenticated users with permissions should be allowed to detach documents
+    """
+
+    power_roles = ["administrator", "owner"]
+
+    user = factories.UserFactory()
+    client = APIClient()
+    client.force_login(user)
+
+    target_owner = factories.UserFactory()
+    target = factories.DocumentFactory(
+        users=[(target_owner, "owner"), (user, user_role)]
+    )
+
+    document_args = {"parent": target}
+    if is_creator:
+        document_args["creator"] = user
+
+    document = factories.DocumentFactory(**document_args)
+    child = factories.DocumentFactory(parent=document)
+
+    response = client.post(f"/api/v1.0/documents/{document.id!s}/detach/")
+    document.refresh_from_db()
+
+    if user_role in power_roles or (
+        (
+            user_role == models.RoleChoices.EDITOR
+            or target.get_role(user) == models.RoleChoices.EDITOR
+        )
+        and is_creator
+    ):
+        assert response.status_code == 200
+
+        assert target in list(target.get_siblings())
+        assert document in list(target.get_siblings())
+        assert list(document.get_children()) == [child]
+    else:
+        assert response.status_code == 403
+
+
+def test_api_documents_move_authenticated_no_owner_user_and_team():
+    """
+    Detaching a document with no owner to the root of the tree should automatically declare
+    the owner of the previous root of the document as owner of the document itself.
+    """
+    user = factories.UserFactory()
+    client = APIClient()
+    client.force_login(user)
+
+    parent_owner = factories.UserFactory()
+    parent = factories.DocumentFactory(
+        users=[(parent_owner, "owner")], teams=[("lasuite", "owner")]
+    )
+    # A document with no owner
+    document = factories.DocumentFactory(parent=parent, users=[(user, "administrator")])
+    child = factories.DocumentFactory(parent=document)
+    target = factories.DocumentFactory()
+
+    response = client.post(f"/api/v1.0/documents/{document.id!s}/detach/")
+
+    assert response.status_code == 200
+    assert response.json() == {"message": "Document detached successfully."}
+    assert document in target.get_siblings()
+    assert parent in target.get_siblings()
+    assert target in target.get_siblings()
+
+    document.refresh_from_db()
+    assert list(document.get_children()) == [child]
+    assert document.accesses.count() == 3
+    assert document.accesses.get(user__isnull=False, role="owner").user == parent_owner
+    assert document.accesses.get(user__isnull=True, role="owner").team == "lasuite"
+    assert document.accesses.get(role="administrator").user == user
+
+
+def test_api_documents_move_authenticated_no_owner_same_user():
+    """
+    Detaching a document should not fail if the user moving a document with no owner was
+    at the same time owner of the previous root and has a role on the document being moved.
+    """
+    user = factories.UserFactory()
+    client = APIClient()
+    client.force_login(user)
+
+    parent = factories.DocumentFactory(
+        users=[(user, "owner")], teams=[("lasuite", "owner")]
+    )
+    # A document with no owner
+    document = factories.DocumentFactory(parent=parent, users=[(user, "reader")])
+    child = factories.DocumentFactory(parent=document)
+    target = factories.DocumentFactory()
+
+    response = client.post(f"/api/v1.0/documents/{document.id!s}/detach/")
+
+    assert response.status_code == 200
+    assert response.json() == {"message": "Document detached successfully."}
+    assert document in target.get_siblings()
+    assert parent in target.get_siblings()
+    assert target in target.get_siblings()
+
+    document.refresh_from_db()
+    assert list(document.get_children()) == [child]
+    assert document.accesses.count() == 2
+    assert document.accesses.get(user__isnull=False, role="owner").user == user
+    assert document.accesses.get(user__isnull=True, role="owner").team == "lasuite"
+
+
+def test_api_documents_move_authenticated_no_owner_same_team():
+    """
+    Detaching a document should not fail if the team that is owner of the document root was
+    already declared on the document with a different role.
+    """
+    user = factories.UserFactory()
+    client = APIClient()
+    client.force_login(user)
+
+    parent = factories.DocumentFactory(teams=[("lasuite", "owner")])
+    # A document with no owner but same team
+    document = factories.DocumentFactory(
+        parent=parent, users=[(user, "administrator")], teams=[("lasuite", "reader")]
+    )
+    child = factories.DocumentFactory(parent=document)
+    target = factories.DocumentFactory()
+
+    response = client.post(f"/api/v1.0/documents/{document.id!s}/detach/")
+
+    assert response.status_code == 200
+    assert response.json() == {"message": "Document detached successfully."}
+    assert document in target.get_siblings()
+    assert parent in target.get_siblings()
+    assert target in target.get_siblings()
+
+    document.refresh_from_db()
+    assert list(document.get_children()) == [child]
+    assert document.accesses.count() == 2
+    assert document.accesses.get(user__isnull=False, role="administrator").user == user
+    assert document.accesses.get(user__isnull=True, role="owner").team == "lasuite"
diff --git a/src/backend/core/tests/documents/test_api_documents_move.py b/src/backend/core/tests/documents/test_api_documents_move.py
index ad4f68d415..04f88ccc8e 100644
--- a/src/backend/core/tests/documents/test_api_documents_move.py
+++ b/src/backend/core/tests/documents/test_api_documents_move.py
@@ -133,6 +133,7 @@ def test_api_documents_move_authenticated_target_roles_mocked(
     client.force_login(user)
 
     power_roles = ["administrator", "owner"]
+    update_roles = [*power_roles, "editor"]
 
     document = factories.DocumentFactory(users=[(user, random.choice(power_roles))])
     children = factories.DocumentFactory.create_batch(3, parent=document)
@@ -153,7 +154,7 @@ def test_api_documents_move_authenticated_target_roles_mocked(
 
     if (
         position in ["first-child", "last-child"]
-        and (target_role in power_roles or target_parent_role in power_roles)
+        and (target_role in update_roles or target_parent_role in update_roles)
     ) or (
         position in ["first-sibling", "last-sibling", "left", "right"]
         and target_parent_role in power_roles
@@ -208,105 +209,64 @@ def test_api_documents_move_authenticated_target_roles_mocked(
         assert document.is_root() is True
 
 
-def test_api_documents_move_authenticated_no_owner_user_and_team():
-    """
-    Moving a document with no owner to the root of the tree should automatically declare
-    the owner of the previous root of the document as owner of the document itself.
-    """
-    user = factories.UserFactory()
-    client = APIClient()
-    client.force_login(user)
-
-    parent_owner = factories.UserFactory()
-    parent = factories.DocumentFactory(
-        users=[(parent_owner, "owner")], teams=[("lasuite", "owner")]
-    )
-    # A document with no owner
-    document = factories.DocumentFactory(parent=parent, users=[(user, "administrator")])
-    child = factories.DocumentFactory(parent=document)
-    target = factories.DocumentFactory()
-
-    response = client.post(
-        f"/api/v1.0/documents/{document.id!s}/move/",
-        data={"target_document_id": str(target.id), "position": "first-sibling"},
-    )
-
-    assert response.status_code == 200
-    assert response.json() == {"message": "Document moved successfully."}
-    assert list(target.get_siblings()) == [document, parent, target]
-
-    document.refresh_from_db()
-    assert list(document.get_children()) == [child]
-    assert document.accesses.count() == 3
-    assert document.accesses.get(user__isnull=False, role="owner").user == parent_owner
-    assert document.accesses.get(user__isnull=True, role="owner").team == "lasuite"
-    assert document.accesses.get(role="administrator").user == user
-
+@pytest.mark.parametrize("position", enums.MoveNodePositionChoices.values)
+def test_api_documents_move_root_target_root(position):
+    """Moving a root document relatively to a root target document
+    should be allowed."""
 
-def test_api_documents_move_authenticated_no_owner_same_user():
-    """
-    Moving a document should not fail if the user moving a document with no owner was
-    at the same time owner of the previous root and has a role on the document being moved.
-    """
     user = factories.UserFactory()
     client = APIClient()
     client.force_login(user)
 
-    parent = factories.DocumentFactory(
-        users=[(user, "owner")], teams=[("lasuite", "owner")]
-    )
-    # A document with no owner
-    document = factories.DocumentFactory(parent=parent, users=[(user, "reader")])
-    child = factories.DocumentFactory(parent=document)
-    target = factories.DocumentFactory()
+    target = factories.DocumentFactory(users=[(user, "owner")])
+    document = factories.DocumentFactory(users=[(user, "owner")])
 
     response = client.post(
         f"/api/v1.0/documents/{document.id!s}/move/",
-        data={"target_document_id": str(target.id), "position": "first-sibling"},
+        data={
+            "target_document_id": str(target.id),
+            "position": position,
+        },
     )
 
     assert response.status_code == 200
     assert response.json() == {"message": "Document moved successfully."}
-    assert list(target.get_siblings()) == [document, parent, target]
 
-    document.refresh_from_db()
-    assert list(document.get_children()) == [child]
-    assert document.accesses.count() == 2
-    assert document.accesses.get(user__isnull=False, role="owner").user == user
-    assert document.accesses.get(user__isnull=True, role="owner").team == "lasuite"
 
+@pytest.mark.parametrize("position", enums.MoveNodePositionChoices.values)
+def test_api_documents_move_root_target_not_child(position):
+    """Moving a document relatively to a root document should be
+    allowed only with child positions."""
 
-def test_api_documents_move_authenticated_no_owner_same_team():
-    """
-    Moving a document should not fail if the team that is owner of the document root was
-    already declared on the document with a different role.
-    """
     user = factories.UserFactory()
     client = APIClient()
     client.force_login(user)
 
-    parent = factories.DocumentFactory(teams=[("lasuite", "owner")])
-    # A document with no owner but same team
-    document = factories.DocumentFactory(
-        parent=parent, users=[(user, "administrator")], teams=[("lasuite", "reader")]
-    )
-    child = factories.DocumentFactory(parent=document)
-    target = factories.DocumentFactory()
+    root_target = factories.UserDocumentAccessFactory(user=user, role="owner").document
+    root_target_sibling = factories.UserDocumentAccessFactory(
+        user=user, role="owner"
+    ).document
+    document = factories.DocumentFactory(parent=root_target, users=[(user, "owner")])
 
     response = client.post(
         f"/api/v1.0/documents/{document.id!s}/move/",
-        data={"target_document_id": str(target.id), "position": "first-sibling"},
+        data={
+            "target_document_id": str(root_target_sibling.id),
+            "position": position,
+        },
     )
 
-    assert response.status_code == 200
-    assert response.json() == {"message": "Document moved successfully."}
-    assert list(target.get_siblings()) == [document, parent, target]
-
-    document.refresh_from_db()
-    assert list(document.get_children()) == [child]
-    assert document.accesses.count() == 2
-    assert document.accesses.get(user__isnull=False, role="administrator").user == user
-    assert document.accesses.get(user__isnull=True, role="owner").team == "lasuite"
+    if position in [
+        enums.MoveNodePositionChoices.FIRST_CHILD,
+        enums.MoveNodePositionChoices.LAST_CHILD,
+    ]:
+        assert response.status_code == 200
+    else:
+        assert response.status_code == 400
+        assert (
+            "You cannot move a document relative to this target document"
+            in response.json()["target_document_id"]
+        )
 
 
 def test_api_documents_move_authenticated_deleted_document():
diff --git a/src/backend/core/tests/documents/test_api_documents_retrieve.py b/src/backend/core/tests/documents/test_api_documents_retrieve.py
index f4a4876c5b..2e51182d93 100644
--- a/src/backend/core/tests/documents/test_api_documents_retrieve.py
+++ b/src/backend/core/tests/documents/test_api_documents_retrieve.py
@@ -28,6 +28,7 @@ def test_api_documents_retrieve_anonymous_public_standalone():
         "id": str(document.id),
         "abilities": {
             "accesses_manage": False,
+            "accesses_update": False,
             "accesses_view": False,
             "ai_proxy": False,
             "ai_transform": False,
@@ -42,6 +43,7 @@ def test_api_documents_retrieve_anonymous_public_standalone():
             "content": True,
             "descendants": True,
             "destroy": False,
+            "detach": False,
             "duplicate": False,
             # Anonymous user can't favorite a document even with read access
             "favorite": False,
@@ -108,6 +110,7 @@ def test_api_documents_retrieve_anonymous_public_parent():
         "id": str(document.id),
         "abilities": {
             "accesses_manage": False,
+            "accesses_update": False,
             "accesses_view": False,
             "ai_proxy": False,
             "ai_transform": False,
@@ -122,6 +125,7 @@ def test_api_documents_retrieve_anonymous_public_parent():
             "cors_proxy": True,
             "content": True,
             "destroy": False,
+            "detach": False,
             "duplicate": False,
             # Anonymous user can't favorite a document even with read access
             "favorite": False,
@@ -218,6 +222,7 @@ def test_api_documents_retrieve_authenticated_unrelated_public_or_authenticated(
         "id": str(document.id),
         "abilities": {
             "accesses_manage": False,
+            "accesses_update": False,
             "accesses_view": False,
             "ai_proxy": document.link_role == "editor",
             "ai_transform": document.link_role == "editor",
@@ -228,10 +233,11 @@ def test_api_documents_retrieve_authenticated_unrelated_public_or_authenticated(
             "children_list": True,
             "collaboration_auth": True,
             "comment": document.link_role in ["commenter", "editor"],
-            "descendants": True,
             "cors_proxy": True,
             "content": True,
+            "descendants": True,
             "destroy": False,
+            "detach": False,
             "duplicate": True,
             "favorite": True,
             "invite_owner": False,
@@ -305,6 +311,7 @@ def test_api_documents_retrieve_authenticated_public_or_authenticated_parent(rea
         "id": str(document.id),
         "abilities": {
             "accesses_manage": False,
+            "accesses_update": False,
             "accesses_view": False,
             "ai_proxy": grand_parent.link_role == "editor",
             "ai_transform": grand_parent.link_role == "editor",
@@ -320,6 +327,7 @@ def test_api_documents_retrieve_authenticated_public_or_authenticated_parent(rea
             "content": True,
             "destroy": False,
             "duplicate": True,
+            "detach": False,
             "favorite": True,
             "invite_owner": False,
             "link_configuration": False,
@@ -505,6 +513,7 @@ def test_api_documents_retrieve_authenticated_related_parent():
         "id": str(document.id),
         "abilities": {
             "accesses_manage": access.role in ["administrator", "owner"],
+            "accesses_update": access.role in ["administrator", "owner", "editor"],
             "accesses_view": True,
             "ai_proxy": access.role not in ["reader", "commenter"],
             "ai_transform": access.role not in ["reader", "commenter"],
@@ -519,6 +528,8 @@ def test_api_documents_retrieve_authenticated_related_parent():
             "cors_proxy": True,
             "content": True,
             "destroy": access.role in ["administrator", "owner"],
+            "detach": access.role in ["administrator", "owner"]
+            or (access.role == "editor" and document.creator == user),
             "duplicate": True,
             "favorite": True,
             "invite_owner": access.role == "owner",
diff --git a/src/backend/core/tests/documents/test_api_documents_trashbin.py b/src/backend/core/tests/documents/test_api_documents_trashbin.py
index a8ee836890..c901d72c44 100644
--- a/src/backend/core/tests/documents/test_api_documents_trashbin.py
+++ b/src/backend/core/tests/documents/test_api_documents_trashbin.py
@@ -71,6 +71,7 @@ def test_api_documents_trashbin_format():
         "id": str(document.id),
         "abilities": {
             "accesses_manage": False,
+            "accesses_update": False,
             "accesses_view": False,
             "ai_proxy": False,
             "ai_transform": False,
@@ -85,6 +86,7 @@ def test_api_documents_trashbin_format():
             "comment": False,
             "content": False,
             "destroy": False,
+            "detach": False,
             "duplicate": False,
             "favorite": False,
             "invite_owner": False,
diff --git a/src/backend/core/tests/external_api/test_external_api_documents.py b/src/backend/core/tests/external_api/test_external_api_documents.py
index 036a87c811..2356adede1 100644
--- a/src/backend/core/tests/external_api/test_external_api_documents.py
+++ b/src/backend/core/tests/external_api/test_external_api_documents.py
@@ -721,18 +721,16 @@ def test_external_api_documents_move_can_be_allowed(
     client = APIClient()
     client.credentials(HTTP_AUTHORIZATION=f"Bearer {user_token}")
 
-    parent = factories.DocumentFactory(
+    document = factories.DocumentFactory(
         users=[(user_specific_sub, "owner")], teams=[("lasuite", "owner")]
     )
-    # A document with no owner
-    document = factories.DocumentFactory(
-        parent=parent, users=[(user_specific_sub, "reader")]
+    target = factories.DocumentFactory(
+        users=[(user_specific_sub, "owner")], teams=[("lasuite", "owner")]
     )
-    target = factories.DocumentFactory()
 
     response = client.post(
         f"/external_api/v1.0/documents/{document.id!s}/move/",
-        data={"target_document_id": str(target.id), "position": "first-sibling"},
+        data={"target_document_id": str(target.id), "position": "first-child"},
     )
 
     assert response.status_code == 200
diff --git a/src/backend/core/tests/test_models_documents.py b/src/backend/core/tests/test_models_documents.py
index 82edf82d9a..668db57de5 100644
--- a/src/backend/core/tests/test_models_documents.py
+++ b/src/backend/core/tests/test_models_documents.py
@@ -154,6 +154,7 @@ def test_models_documents_get_abilities_forbidden(
     user = factories.UserFactory() if is_authenticated else AnonymousUser()
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": False,
         "ai_proxy": False,
         "ai_transform": False,
@@ -167,6 +168,7 @@ def test_models_documents_get_abilities_forbidden(
         "cors_proxy": False,
         "content": False,
         "destroy": False,
+        "detach": False,
         "duplicate": False,
         "favorite": False,
         "comment": False,
@@ -221,6 +223,7 @@ def test_models_documents_get_abilities_reader(
     user = factories.UserFactory() if is_authenticated else AnonymousUser()
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": False,
         "ai_proxy": False,
         "ai_transform": False,
@@ -235,6 +238,7 @@ def test_models_documents_get_abilities_reader(
         "cors_proxy": True,
         "content": True,
         "destroy": False,
+        "detach": False,
         "duplicate": is_authenticated,
         "favorite": is_authenticated,
         "invite_owner": False,
@@ -293,6 +297,7 @@ def test_models_documents_get_abilities_commenter(
     user = factories.UserFactory() if is_authenticated else AnonymousUser()
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": False,
         "ai_proxy": False,
         "ai_transform": False,
@@ -307,6 +312,7 @@ def test_models_documents_get_abilities_commenter(
         "descendants": True,
         "cors_proxy": True,
         "destroy": False,
+        "detach": False,
         "duplicate": is_authenticated,
         "favorite": is_authenticated,
         "invite_owner": False,
@@ -362,6 +368,7 @@ def test_models_documents_get_abilities_editor(
     user = factories.UserFactory() if is_authenticated else AnonymousUser()
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": False,
         "ai_proxy": is_authenticated,
         "ai_transform": is_authenticated,
@@ -376,6 +383,7 @@ def test_models_documents_get_abilities_editor(
         "cors_proxy": True,
         "content": True,
         "destroy": False,
+        "detach": False,
         "duplicate": is_authenticated,
         "favorite": is_authenticated,
         "invite_owner": False,
@@ -420,6 +428,7 @@ def test_models_documents_get_abilities_owner(django_assert_num_queries):
     document = factories.DocumentFactory(users=[(user, "owner")])
     expected_abilities = {
         "accesses_manage": True,
+        "accesses_update": True,
         "accesses_view": True,
         "ai_proxy": True,
         "ai_transform": True,
@@ -434,6 +443,7 @@ def test_models_documents_get_abilities_owner(django_assert_num_queries):
         "cors_proxy": True,
         "content": True,
         "destroy": True,
+        "detach": True,
         "duplicate": True,
         "favorite": True,
         "invite_owner": True,
@@ -464,6 +474,7 @@ def test_models_documents_get_abilities_owner(django_assert_num_queries):
     document.refresh_from_db()
     assert document.get_abilities(user) == {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": False,
         "ai_proxy": False,
         "ai_transform": False,
@@ -478,6 +489,7 @@ def test_models_documents_get_abilities_owner(django_assert_num_queries):
         "cors_proxy": False,
         "content": False,
         "destroy": False,
+        "detach": False,
         "duplicate": False,
         "favorite": False,
         "invite_owner": False,
@@ -512,6 +524,7 @@ def test_models_documents_get_abilities_administrator(django_assert_num_queries)
     document = factories.DocumentFactory(users=[(user, "administrator")])
     expected_abilities = {
         "accesses_manage": True,
+        "accesses_update": True,
         "accesses_view": True,
         "ai_proxy": True,
         "ai_transform": True,
@@ -526,6 +539,7 @@ def test_models_documents_get_abilities_administrator(django_assert_num_queries)
         "cors_proxy": True,
         "content": True,
         "destroy": False,
+        "detach": True,
         "duplicate": True,
         "favorite": True,
         "invite_owner": False,
@@ -570,6 +584,7 @@ def test_models_documents_get_abilities_editor_user(django_assert_num_queries):
     document = factories.DocumentFactory(users=[(user, "editor")])
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": True,
         "accesses_view": True,
         "ai_proxy": True,
         "ai_transform": True,
@@ -584,6 +599,7 @@ def test_models_documents_get_abilities_editor_user(django_assert_num_queries):
         "cors_proxy": True,
         "content": True,
         "destroy": False,
+        "detach": False,
         "duplicate": True,
         "favorite": True,
         "invite_owner": False,
@@ -633,6 +649,7 @@ def test_models_documents_get_abilities_reader_user(
 
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": True,
         # If you get your editor rights from the link role and not your access role
         # You should not access AI if it's restricted to users with specific access
@@ -650,6 +667,7 @@ def test_models_documents_get_abilities_reader_user(
         "cors_proxy": True,
         "content": True,
         "destroy": False,
+        "detach": False,
         "duplicate": True,
         "favorite": True,
         "invite_owner": False,
@@ -701,6 +719,7 @@ def test_models_documents_get_abilities_commenter_user(
 
     expected_abilities = {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": True,
         # If you get your editor rights from the link role and not your access role
         # You should not access AI if it's restricted to users with specific access
@@ -717,6 +736,7 @@ def test_models_documents_get_abilities_commenter_user(
         "descendants": True,
         "cors_proxy": True,
         "destroy": False,
+        "detach": False,
         "duplicate": True,
         "favorite": True,
         "invite_owner": False,
@@ -766,6 +786,7 @@ def test_models_documents_get_abilities_preset_role(django_assert_num_queries):
 
     assert abilities == {
         "accesses_manage": False,
+        "accesses_update": False,
         "accesses_view": True,
         "ai_proxy": False,
         "ai_transform": False,
@@ -780,6 +801,7 @@ def test_models_documents_get_abilities_preset_role(django_assert_num_queries):
         "cors_proxy": True,
         "content": True,
         "destroy": False,
+        "detach": False,
         "duplicate": True,
         "favorite": True,
         "invite_owner": False,
diff --git a/src/frontend/apps/e2e/__tests__/app-impress/doc-grid-move.spec.ts b/src/frontend/apps/e2e/__tests__/app-impress/doc-grid-move.spec.ts
index 136488a5d3..8962163338 100644
--- a/src/frontend/apps/e2e/__tests__/app-impress/doc-grid-move.spec.ts
+++ b/src/frontend/apps/e2e/__tests__/app-impress/doc-grid-move.spec.ts
@@ -121,7 +121,7 @@ test.describe('Doc grid move', () => {
 
     await expect(dragOverlay).toBeVisible();
     await expect(dragOverlay).toHaveText(
-      'You must be at least the administrator of the target document',
+      'You must be at least an editor of the target document',
     );
 
     await page.mouse.up();
@@ -171,7 +171,7 @@ test.describe('Doc grid move', () => {
 
     await expect(dragOverlay).toBeVisible();
     await expect(dragOverlay).toHaveText(
-      'You must be the owner to move the document',
+      'You must be at least an administrator of the document',
     );
 
     await page.mouse.up();
@@ -434,6 +434,7 @@ const data = [
     id: 'can-drop-and-drag',
     abilities: {
       accesses_manage: true,
+      accesses_update: true,
       accesses_view: true,
       ai_transform: true,
       ai_translate: true,
@@ -483,6 +484,7 @@ const data = [
     title: 'Can only drop',
     abilities: {
       accesses_manage: true,
+      accesses_update: true,
       accesses_view: true,
       ai_transform: true,
       ai_translate: true,
@@ -531,6 +533,7 @@ const data = [
     id: 'no-drop-and-no-drag',
     abilities: {
       accesses_manage: false,
+      accesses_update: false,
       accesses_view: true,
       ai_transform: false,
       ai_translate: false,
diff --git a/src/frontend/apps/e2e/__tests__/app-impress/doc-tree.spec.ts b/src/frontend/apps/e2e/__tests__/app-impress/doc-tree.spec.ts
index 3fe255c5b3..3e527906ea 100644
--- a/src/frontend/apps/e2e/__tests__/app-impress/doc-tree.spec.ts
+++ b/src/frontend/apps/e2e/__tests__/app-impress/doc-tree.spec.ts
@@ -36,6 +36,7 @@ test.describe('Doc Tree', () => {
           id: `doc-child-${pageId}-${i}`,
           abilities: {
             accesses_manage: true,
+            accesses_update: true,
             accesses_view: true,
             ai_proxy: true,
             ai_transform: true,
@@ -51,6 +52,7 @@ test.describe('Doc Tree', () => {
             cors_proxy: true,
             descendants: true,
             destroy: true,
+            detach: true,
             duplicate: true,
             favorite: true,
             link_configuration: true,
@@ -267,7 +269,10 @@ test.describe('Doc Tree', () => {
     await expect(page.getByText(docChild)).toBeVisible();
   });
 
-  test('Only owner can detaches a document', async ({ page, browserName }) => {
+  test('At least administrator to detach a document', async ({
+    page,
+    browserName,
+  }) => {
     const [docParent] = await createDoc(
       page,
       'doc-tree-detach',
@@ -290,7 +295,7 @@ test.describe('Doc Tree', () => {
     );
     const currentUserRole = currentUser.getByTestId('doc-role-dropdown');
     await currentUserRole.click();
-    await page.getByRole('menuitemradio', { name: 'Administrator' }).click();
+    await page.getByRole('menuitemradio', { name: 'Editor' }).click();
     await list.click();
 
     await page.getByRole('button', { name: 'Ok' }).click();
diff --git a/src/frontend/apps/impress/src/features/docs/doc-management/types.tsx b/src/frontend/apps/impress/src/features/docs/doc-management/types.tsx
index fcf93edd4e..d374619a0b 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-management/types.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-management/types.tsx
@@ -73,6 +73,7 @@ export interface Doc {
   user_role: Role;
   abilities: {
     accesses_manage: boolean;
+    accesses_update: boolean;
     accesses_view: boolean;
     ai_proxy: boolean;
     ai_transform: boolean;
@@ -84,6 +85,7 @@ export interface Doc {
     comment: boolean;
     destroy: boolean;
     duplicate: boolean;
+    detach: boolean;
     favorite: boolean;
     invite_owner: boolean;
     link_configuration: boolean;
diff --git a/src/frontend/apps/impress/src/features/docs/doc-tree/api/useDetach.tsx b/src/frontend/apps/impress/src/features/docs/doc-tree/api/useDetach.tsx
index 8e261c4926..b50c79d7d1 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-tree/api/useDetach.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-tree/api/useDetach.tsx
@@ -22,12 +22,8 @@ export const detachDoc = async ({
   documentId,
   rootId,
 }: DetachDocParam): Promise<void> => {
-  const response = await fetchAPI(`documents/${documentId}/move/`, {
+  const response = await fetchAPI(`documents/${documentId}/detach/`, {
     method: 'POST',
-    body: JSON.stringify({
-      target_document_id: rootId,
-      position: POSITION_MOVE.LAST_SIBLING,
-    }),
   });
 
   if (!response.ok) {
diff --git a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx
index 797c03761b..e03e2b88b8 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx
@@ -122,7 +122,7 @@ export const DocTreeItemActions = ({
             : []),
           {
             label: t('Move to my docs'),
-            isDisabled: doc.user_role !== Role.OWNER,
+            isDisabled: !doc.abilities.detach,
             icon: (
               <Box
                 $css={css`
diff --git a/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocGridContentList.tsx b/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocGridContentList.tsx
index 3d04afa8c0..1a286171cd 100644
--- a/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocGridContentList.tsx
+++ b/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocGridContentList.tsx
@@ -167,10 +167,10 @@ export const DraggableDocGridContentList = ({
 
   const overlayText = useMemo(() => {
     if (!canDrag) {
-      return t('You must be the owner to move the document');
+      return t('You must be at least an administrator of the document');
     }
     if (!canDrop) {
-      return t('You must be at least the administrator of the target document');
+      return t('You must be at least an editor of the target document');
     }
 
     return selectedDoc?.title || untitledDocument;
@@ -263,7 +263,7 @@ export const DraggableDocGridItem = ({
   canDrag,
   updateCanDrop,
 }: DraggableDocGridItemProps) => {
-  const canDrop = doc.abilities.move;
+  const canDrop = doc.abilities.accesses_update;
 
   return (
     <Droppable
diff --git a/src/frontend/apps/impress/src/features/docs/docs-grid/hooks/useDragAndDrop.tsx b/src/frontend/apps/impress/src/features/docs/docs-grid/hooks/useDragAndDrop.tsx
index 81410c0f62..16c2b35ba4 100644
--- a/src/frontend/apps/impress/src/features/docs/docs-grid/hooks/useDragAndDrop.tsx
+++ b/src/frontend/apps/impress/src/features/docs/docs-grid/hooks/useDragAndDrop.tsx
@@ -9,7 +9,7 @@ import {
 } from '@dnd-kit/core';
 import { useState } from 'react';
 
-import { Doc, Role } from '@/docs/doc-management';
+import { Doc } from '@/docs/doc-management';
 
 export type DocDragEndData = {
   sourceDocumentId: string;
@@ -26,7 +26,7 @@ export function useDragAndDrop(onDrag: (data: DocDragEndData) => void) {
   const [selectedDoc, setSelectedDoc] = useState<Doc>();
   const [canDrop, setCanDrop] = useState<boolean>();
 
-  const canDrag = selectedDoc?.user_role === Role.OWNER;
+  const canDrag = selectedDoc?.abilities.move;
 
   const mouseSensor = useSensor(MouseSensor, { activationConstraint });
   const touchSensor = useSensor(TouchSensor, { activationConstraint });
diff --git a/src/frontend/apps/impress/src/features/service-worker/plugins/ApiPlugin.ts b/src/frontend/apps/impress/src/features/service-worker/plugins/ApiPlugin.ts
index ecb64dd1f4..7589c28ab9 100644
--- a/src/frontend/apps/impress/src/features/service-worker/plugins/ApiPlugin.ts
+++ b/src/frontend/apps/impress/src/features/service-worker/plugins/ApiPlugin.ts
@@ -181,6 +181,7 @@ export class ApiPlugin implements WorkboxPlugin {
       updated_at: new Date().toISOString(),
       abilities: {
         accesses_manage: true,
+        accesses_update: true,
         accesses_view: true,
         ai_proxy: true,
         ai_transform: true,
@@ -191,6 +192,7 @@ export class ApiPlugin implements WorkboxPlugin {
         collaboration_auth: true,
         comment: true,
         destroy: true,
+        detach: true,
         duplicate: true,
         favorite: true,
         invite_owner: true,
diff --git a/src/frontend/apps/impress/src/i18n/translations.json b/src/frontend/apps/impress/src/i18n/translations.json
index 9a36f7cb01..ff82925f45 100644
--- a/src/frontend/apps/impress/src/i18n/translations.json
+++ b/src/frontend/apps/impress/src/i18n/translations.json
@@ -547,6 +547,8 @@
       "You have already requested access to this document.": "Sie haben bereits um Zugang zu diesem Dokument gebeten.",
       "You must be at least the administrator of the target document": "Sie müssen beim Zieldokument mindestens die Rolle \"Administrator\" haben",
       "You must be the owner to move the document": "Sie müssen Besitzer des Dokuments sein, um es zu verschieben",
+      "You must be at least an administrator of the document": "Sie müssen beim dokument mindestens die Rolle \"Administrator\" haben",
+      "You must be at least an editor of the target document": "Sie müssen beim Zieldokument mindestens die Rolle \"Editor\" haben",
       "You're currently viewing a sub-document. To gain access, please request permission from the main document.": "Sie sehen derzeit ein untergeordnetes Dokument. Um Zugriff zu erhalten, fordern Sie bitte Berechtigung am Wurzeldokument an.",
       "Your access request for this document is pending.": "Ihre Zugriffsanfrage für dieses Dokument steht noch aus.",
       "Your {{format}} was downloaded succesfully": "Ihr {{format}} wurde erfolgreich heruntergeladen",
@@ -1519,6 +1521,8 @@
       "You have already requested access to this document.": "Vous avez déjà demandé l'accès à ce document.",
       "You must be at least the administrator of the target document": "Vous devez être au moins l'administrateur du document cible",
       "You must be the owner to move the document": "Vous devez être le propriétaire pour déplacer le document",
+      "You must be at least an administrator of the document": "Vous devez être au moins un administrateur du document",
+      "You must be at least an editor of the target document": "Vous devez être au moins éditeur du document cible",
       "You're currently viewing a sub-document. To gain access, please request permission from the main document.": "Vous visualisez actuellement un sous-document. Pour obtenir un accès, veuillez demander la permission du document principal.",
       "Your access request for this document is pending.": "Votre demande d'accès à ce document est en attente.",
       "Your {{format}} was downloaded succesfully": "Votre {{format}} a été téléchargé avec succès",
@@ -1984,6 +1988,8 @@
       "You have already requested access to this document.": "U hebt al toegang gevraagd tot dit document.",
       "You must be at least the administrator of the target document": "U moet tenminste beheerder zijn van het doeldocument",
       "You must be the owner to move the document": "U moet de eigenaar zijn om het document te verplaatsen",
+      "You must be at least an administrator of the document": "U moet tenminste beheerder zijn van het document",
+      "You must be at least an editor of the target document": "U moet tenminste redacteur zijn van het doeldocument",
       "You're currently viewing a sub-document. To gain access, please request permission from the main document.": "U bekijkt momenteel een subdocument. Om toegang te krijgen, vraagt u toestemming voor het hoofddocument.",
       "Your access request for this document is pending.": "Uw toegangsverzoek voor dit document is in behandeling.",
       "Your {{format}} was downloaded succesfully": "Jouw {{format}} is succesvol gedownload",