| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/22/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/22/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/13/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/08/19 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
  |
52 |