| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/31/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/31/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/29/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/18/20 | 8-K | Form 8-K: Current report |
|
8 |
| 12/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/01/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/20 | 11-K | Form 11-K: Annual report of employee stock purchase, savings and similar plans | 19 | |
| 11/19/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |