| Date | Form | Description | Docs | XBRL | Pages |
| 02/28/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/19/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
