| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/31/12 | 8-K | Current report filing |
|
3 | |
| 01/31/12 | 8-K | Current report filing |
|
10 | |
| 12/06/11 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/05/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/29/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/09/11 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
22 |
| 10/31/11 | 8-K | Current report filing |
|
2 | |
| 10/31/11 | 8-K | Current report filing |
|
3 |
