| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/27/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/27/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/20/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/07/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |