| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/26/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/26/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/26/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/02/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/02/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/02/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/02/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |