| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/30/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/30/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 10/05/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/22/17 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 08/22/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/30/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/23/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/23/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/23/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/13/17 | Statement of changes in beneficial ownership of securities |
|
2 |