| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 06/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 06/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 06/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 06/08/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 05/21/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 05/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 05/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 05/14/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 05/09/18 | Statement of changes in beneficial ownership of securities | 1 |