| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/27/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/16/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/12/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/07/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/18/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/19 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/19 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/27/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/27/19 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/27/19 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 |