| Date | Form | Description | Docs | XBRL | Pages |
| 08/16/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/26/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/20/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/20/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/14/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/12/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/05/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/20/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |