| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/06/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/16/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/12/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/24/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/17/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |