| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/21/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/21/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/15/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/12/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/13/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/18/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/06/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/23/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
