| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/21/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/20/13 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 03/19/13 | DEF 14A | Definitive proxy statements |
|
42 | |
| 03/15/13 | 8-K | Current report filing |
|
3 | |
| 03/12/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
   |
112 |
| 03/12/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/28/13 | 8-K | Current report filing |
|
7 | |
| 01/23/13 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 |