| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/01/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
