| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 3 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 3 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 3 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/03/15 | 4 | Statement of changes in beneficial ownership of securities |   | 3 | |
| 05/12/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |