| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/01/19 | 8-K | Form 8-K: Current report | 10 | |
| 02/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/03/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/21/18 | CT ORDER | Form CT ORDER: Confidential treatment order | 1 | |
| 12/21/18 | CT ORDER | Form CT ORDER: Confidential treatment order | 1 | |
| 12/21/18 | CT ORDER | Form CT ORDER: Confidential treatment order | 1 | |
| 12/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |