| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/19/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/19/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/14/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/13 | 5/A | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
