| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/27/20 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 79 | |
| 05/26/20 | SC 13G | Form SC 13G: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 6 | |
| 05/01/20 | SC 13D | Form SC 13D: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities | 55 | |
| 04/29/20 | 8-K | Form 8-K: Current report filing | 3 | |
| 04/24/20 | 8-K | Form 8-K: Current report filing | 148 | |
| 04/17/20 | 8-K | Form 8-K: Current report filing | 9 | |
| 03/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/27/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |