| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/08/13 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
56 |
| 05/02/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/25/13 | 8-K | Current report filing |
|
20 | |
| 04/18/13 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
6 | |
| 04/18/13 | DEF 14A | Definitive proxy statements |
|
58 | |
| 04/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
