diff --git a/cpp/include/cudf/detail/datetime.hpp b/cpp/include/cudf/detail/datetime.hpp
index 83cb7b6fdcf..9db7e48498f 100644
--- a/cpp/include/cudf/detail/datetime.hpp
+++ b/cpp/include/cudf/detail/datetime.hpp
@@ -29,7 +29,6 @@ namespace detail {
  * @copydoc cudf::extract_year(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_year(cudf::column_view const& column,
                                            rmm::cuda_stream_view stream,
@@ -39,7 +38,6 @@ std::unique_ptr<cudf::column> extract_year(cudf::column_view const& column,
  * @copydoc cudf::extract_month(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_month(cudf::column_view const& column,
                                             rmm::cuda_stream_view stream,
@@ -49,7 +47,6 @@ std::unique_ptr<cudf::column> extract_month(cudf::column_view const& column,
  * @copydoc cudf::extract_day(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_day(cudf::column_view const& column,
                                           rmm::cuda_stream_view stream,
@@ -59,7 +56,6 @@ std::unique_ptr<cudf::column> extract_day(cudf::column_view const& column,
  * @copydoc cudf::extract_weekday(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_weekday(cudf::column_view const& column,
                                               rmm::cuda_stream_view stream,
@@ -69,7 +65,6 @@ std::unique_ptr<cudf::column> extract_weekday(cudf::column_view const& column,
  * @copydoc cudf::extract_hour(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_hour(cudf::column_view const& column,
                                            rmm::cuda_stream_view stream,
@@ -79,7 +74,6 @@ std::unique_ptr<cudf::column> extract_hour(cudf::column_view const& column,
  * @copydoc cudf::extract_minute(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_minute(cudf::column_view const& column,
                                              rmm::cuda_stream_view stream,
@@ -89,7 +83,6 @@ std::unique_ptr<cudf::column> extract_minute(cudf::column_view const& column,
  * @copydoc cudf::extract_second(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_second(cudf::column_view const& column,
                                              rmm::cuda_stream_view stream,
@@ -99,7 +92,6 @@ std::unique_ptr<cudf::column> extract_second(cudf::column_view const& column,
  * @copydoc cudf::extract_millisecond_fraction(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_millisecond_fraction(cudf::column_view const& column,
                                                            rmm::cuda_stream_view stream,
@@ -109,7 +101,6 @@ std::unique_ptr<cudf::column> extract_millisecond_fraction(cudf::column_view con
  * @copydoc cudf::extract_microsecond_fraction(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_microsecond_fraction(cudf::column_view const& column,
                                                            rmm::cuda_stream_view stream,
@@ -119,7 +110,6 @@ std::unique_ptr<cudf::column> extract_microsecond_fraction(cudf::column_view con
  * @copydoc cudf::extract_nanosecond_fraction(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> extract_nanosecond_fraction(cudf::column_view const& column,
                                                           rmm::cuda_stream_view stream,
@@ -129,7 +119,6 @@ std::unique_ptr<cudf::column> extract_nanosecond_fraction(cudf::column_view cons
  * @copydoc cudf::last_day_of_month(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> last_day_of_month(cudf::column_view const& column,
                                                 rmm::cuda_stream_view stream,
@@ -139,7 +128,6 @@ std::unique_ptr<cudf::column> last_day_of_month(cudf::column_view const& column,
  * @copydoc cudf::day_of_year(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> day_of_year(cudf::column_view const& column,
                                           rmm::cuda_stream_view stream,
@@ -149,7 +137,6 @@ std::unique_ptr<cudf::column> day_of_year(cudf::column_view const& column,
  * @copydoc cudf::add_calendrical_months(cudf::column_view const&, cudf::column_view const&,
  * rmm::cuda_stream_view, rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> add_calendrical_months(cudf::column_view const& timestamps,
                                                      cudf::column_view const& months,
@@ -160,7 +147,6 @@ std::unique_ptr<cudf::column> add_calendrical_months(cudf::column_view const& ti
  * @copydoc cudf::add_calendrical_months(cudf::column_view const&, cudf::scalar const&,
  * rmm::cuda_stream_view, rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> add_calendrical_months(cudf::column_view const& timestamps,
                                                      cudf::scalar const& months,
@@ -171,7 +157,6 @@ std::unique_ptr<cudf::column> add_calendrical_months(cudf::column_view const& ti
  * @copydoc cudf::is_leap_year(cudf::column_view const&, rmm::cuda_stream_view,
  * rmm::device_async_resource_ref)
  *
- * @param stream CUDA stream used for device memory operations and kernel launches.
  */
 std::unique_ptr<cudf::column> is_leap_year(cudf::column_view const& column,
                                            rmm::cuda_stream_view stream,