| NT 10-K | Notification that form 10-K will be submitted late | Mar 31, 2022 |  Open Notification that form 10-K will be submitted late in HTML. Open Notification that form 10-K will be submitted late in DOC file. Open Notification that form 10-K will be submitted late in PDF file. Open Notification that form 10-K will be submitted late in XLS file. |
