| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/01/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 06/01/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/24/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/24/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/18/12 | CORRESP | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. |
|
3 | |
| 05/10/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/04/12 | 8-K | Current report filing |
|
45 | |
| 05/04/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
18 |