| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/20/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 04/26/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 04/26/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/13/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/13/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/13/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 01/09/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 01/09/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 01/09/19 | Statement of changes in beneficial ownership of securities | 1 | |||
| 01/09/19 | Statement of changes in beneficial ownership of securities | 1 |