| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 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 | |
| 09/13/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/12/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/18/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/07/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |