| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/15/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/17/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/17/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/21/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/21/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/21/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |