| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/19 | 8-K | Form 8-K: Current report | 4 | |
| 03/07/19 | 8-K | Form 8-K: Current report | 16 | |
| 02/15/19 | 8-K | Form 8-K: Current report | 3 |
