| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/05/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/04/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/04/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/04/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/04/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/04/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/04/17 | 4/A | Statement of changes in beneficial ownership of securities |   | 2 | |
| 04/04/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |