| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/25/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/25/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/03/19 | 8-K | Current report filing |   | 5 | |
| 01/02/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/02/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/02/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/02/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/02/19 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/27/18 | CT ORDER | Confidential treatment order |   | 1 | |
| 11/13/18 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |   |       | 70 |