| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/09/19 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 04/03/19 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 04/01/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/01/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/01/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/13/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/08/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/04/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/04/19 | Statement of changes in beneficial ownership of securities |
|
1 |