| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/22/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/19/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/19/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/09/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/06/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |