| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/25/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 05/25/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/05/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 |