| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/30/14 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 2 | |
| 12/29/14 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/29/14 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/11/14 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/11/14 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/11/14 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/20/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/26/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/29/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/29/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |
