| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
50 |
| 05/03/12 | ARS | Annual report to security holders |
|
1 | |
| 04/26/12 | DEF 14A | Definitive proxy statements |
|
39 | |
| 03/16/12 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
|
116 |
| 02/03/12 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 01/17/12 | 8-K | Current report filing |
|
6 | |
| 11/09/11 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
|
54 |
| 11/04/11 | 8-K | Current report filing |
|
5 |
