| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/30/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/12/11 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
30 |
| 11/28/11 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
5 | |
| 11/28/11 | DEF 14A | Definitive proxy statements |
|
40 | |
| 11/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
