| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/04/19 | Initial statement of beneficial ownership of securities |
|
3 | ||
| 03/01/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 |