| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/31/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/28/19 | 8-K | Current report filing |
|
9 | |
| 10/25/19 | 8-K | Current report filing |
|
2 | |
| 10/03/19 | 8-K | Current report filing |
|
3 | |
| 09/10/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/01/19 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
30 |
| 07/31/19 | 8-K | Current report filing |
|
5 | |
| 05/21/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/21/19 | 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) |
|
6 | |
| 05/16/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
