| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/31/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/28/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/14/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 05/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 05/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 |
