| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| May 29, 2012 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| May 29, 2012 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| May 29, 2012 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| May 29, 2012 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| May 29, 2012 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| May 16, 2012 | SEC-generated letter |
|
4 | ||
| Apr 26, 2012 | Current report filing |
|
3 | ||
| Apr 25, 2012 | Quarterly report pursuant to Section 13 or 15(d) |
|
 |
73 | |
| Apr 24, 2012 | Current report filing |
|
7 | ||
| Apr 11, 2012 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
2 |