| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/16/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/16/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/16/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/16/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/16/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/16/15 | Current report filing |   | 5 | ||
| 04/14/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/14/15 | Statement of changes in beneficial ownership of securities |   | 2 | ||
| 04/14/15 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 04/14/15 | Statement of changes in beneficial ownership of securities |   | 2 |