| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/02/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/02/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/02/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/19/20 | 8-K | Form 8-K: Current report |
|
18 |
| 02/14/20 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 2 | |
| 02/12/20 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 02/04/20 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 12/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/31/19 | 10-Q | Form 10-Q: Quarterly report [Sections 13 or 15(d)] |
|
50 |
| 10/29/19 | 8-K/A | Form 8-K/A: Current report |
|
18 |