| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/17/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/08/12 | Current report filing |
|
 |
94 | |
| 05/08/12 | Quarterly report pursuant to Section 13 or 15(d) |
|
|
47 | |
| 05/01/12 | Current report filing |
|
34 | ||
| 04/30/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/27/12 | Statement of changes in beneficial ownership of securities |
|
6 | ||
| 04/27/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/27/12 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/27/12 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
16 |