| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/02/15 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 02/20/15 | 5/A | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | |
| 02/13/15 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 |