| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/01/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/29/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/15/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/15/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
