| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/31/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/31/13 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
17 |
| 01/24/13 | 8-K | Current report filing |
|
4 | |
| 01/11/13 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
4 | |
| 01/11/13 | DEF 14A | Definitive proxy statements |
|
31 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/04/12 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
|
50 |
| 11/21/12 | 8-K | Current report filing |
|
3 |
