| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/22/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 |