| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 07/24/19 | 8-K | Form 8-K: Current report | 20 | |
| 06/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/28/19 | SD | Form SD: Specialized disclosure report | 15 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/23/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |