| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/25/20 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/23/20 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/21/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/17/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/23/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/18/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/18/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |