| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/16/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/16/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 07/02/18 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 06/15/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | 
