| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/18/21 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] |
|
147 |
| 01/06/21 | 8-K | Form 8-K: Current report | 6 | |
| 12/04/20 | 8-K | Form 8-K: Current report | 4 | |
| 11/24/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/24/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/20/20 | 8-K | Form 8-K: Current report | 6 | |
| 11/05/20 | 8-K | Form 8-K: Current report | 150 | |
| 04/28/20 | 8-K | Form 8-K: Current report | 13 | |
| 04/03/20 | 8-K | Form 8-K: Current report | 61 | |
| 03/31/20 | NT 10-K | Form NT 10-K: Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT | 5 |