| Date | Form | Description | XBRL |
|---|---|---|---|
| 12/17/19 | 8-K | Form 8-K: Current report | |
| 12/06/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | |
| 12/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/18/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/12/19 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | |
| 10/24/19 | EFFECT | Form EFFECT: Notice of Effectiveness | |
| 10/24/19 | 424B3 | Form 424B3: Prospectus [Rule 424(b)(3)] |