| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/01/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/29/20 | SD | Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1) |
|
3 | |
| 05/14/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/14/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/14/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/14/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/06/20 | 8-K | Current report filing |
|
29 | |
| 04/29/20 | 8-K/A | Current report filing |
|
3 | |
| 04/22/20 | 8-K | Current report filing |
|
3 | |
| 03/25/20 | 8-K | Current report filing |
|
16 |