| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/15/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/04/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
52 |
| 04/20/12 | 8-K | Current report filing |
|
9 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/12/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
