| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/23/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/16/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/21/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/23/13 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 07/16/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/16/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/16/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/03/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |