| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/18/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/20/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/18/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/01/19 | Statement of changes in beneficial ownership of securities |
|
1 |