| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/17/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/17/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/17/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/06/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/16/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/15/18 | Initial statement of beneficial ownership of securities |
|
3 |