| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/24/20 | S-8 | Form S-8: Securities to be offered to employees in employee benefit plans | 20 | |
| 01/23/20 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 7 | |
| 01/10/20 | S-8 | Form S-8: Securities to be offered to employees in employee benefit plans | 10 | |
| 01/09/20 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 13 | |
| 11/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |