| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/30/13 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) |
|
34 |
| 04/10/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/10/13 | 3/A | Form 3/A: Initial statement of beneficial ownership of securities | 2 | |
| 04/10/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/10/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/12/13 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) |
|
199 |
| 03/05/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/05/13 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 02/28/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/28/13 | 3/A | Form 3/A: Initial statement of beneficial ownership of securities | 2 |