| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/17/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/01/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |