| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/20/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/05/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |