| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/14/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/14/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/14/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 07/14/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 06/10/15 | Current report filing |   | 61 | ||
| 06/04/15 | Current report filing |   | 2 | ||
| 05/19/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/18/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 05/15/15 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 05/08/15 | Statement of changes in beneficial ownership of securities |   | 2 |