| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/25/19 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 01/25/19 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 08/13/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 10/01/12 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 10/01/12 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/28/12 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/21/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
