| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/03/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/20/18 | 4/A | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/20/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/19/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/14/18 | 8-K | Current report filing |   | 9 | |
| 12/07/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/04/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/04/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/04/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/04/18 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |