| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/07/12 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 02/07/12 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 02/07/12 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 02/07/12 | SC 13G/A | Form SC 13G/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 5 | |
| 02/02/12 | 8-K | Form 8-K: Current report filing | 9 | |
| 11/21/11 | EFFECT | Form EFFECT: Notice of Effectiveness | 1 | |
| 11/03/11 | S-3 | Form S-3: Registration statement for specified transactions by certain issuers | 175 | |
| 11/03/11 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) |
|
78 |
| 11/03/11 | 8-K | Form 8-K: Current report filing | 9 | |
| 08/31/11 | SC 13G | Form SC 13G: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 5 |