| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/31/20 | 8-K | Form 8-K: Current report | 5 | |
| 12/31/20 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 8 | |
| 12/30/20 | SC 13D/A | Form SC 13D/A: General Statement of Acquisition of Beneficial Ownership | 8 | |
| 12/29/20 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 11 | |
| 12/23/20 | 8-K | Form 8-K: Current report | 3 | |
| 12/17/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/11/20 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 12/07/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/07/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/07/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |
