| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/31/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/31/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/07/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/07/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/06/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/06/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/06/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |