| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/22/19 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/04/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/04/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/04/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/04/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/06/18 | Statement of changes in beneficial ownership of securities |
|
2 |