| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/31/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/29/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/26/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/26/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/31/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/29/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/23/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/23/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/20/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/14/13 | Statement of changes in beneficial ownership of securities |
|
1 |