| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |