| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/03/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/03/13 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
18 |
| 05/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/25/13 | 8-K | Current report filing |
|
5 | |
| 04/03/13 | 8-K | Current report filing |
|
10 | |
| 02/27/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/26/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/26/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/26/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
