| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/08/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 06/07/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 06/02/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 06/01/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/24/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/22/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/18/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/17/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/16/17 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/16/17 | Statement of changes in beneficial ownership of securities |   | 2 | 
