| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 07/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/10/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/05/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |