| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/01/13 | ARS | Annual report to security holders |
|
106 | |
| 03/29/13 | DEF 14A | Definitive proxy statements |
|
46 | |
| 03/12/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
131 | |
| 03/11/13 | 8-K | Current report filing |
|
7 | |
| 03/08/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/19/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |