| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/04/19 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/28/19 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/26/19 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/21/19 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/19/19 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |