| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/30/19 | SEC-generated letter |
|
2 | ||
| 05/24/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/07/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/07/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/07/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/07/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/03/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/03/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/03/19 | Statement of changes in beneficial ownership of securities |
|
2 |