| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/03/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/03/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/06/17 | 3 | Initial statement of beneficial ownership of securities |   | 2 | |
| 10/06/17 | 3 | Initial statement of beneficial ownership of securities |   | 3 | |
| 09/06/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/06/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |