| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 05/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 05/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 05/16/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 05/10/19 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 69 | |
| 05/10/19 | 8-K | Form 8-K: Current report filing | 8 | |
| 04/17/19 | 424B5 | Form 424B5: Prospectus filed pursuant to Rule 424(b)(5) | 45 | |
| 04/17/19 | 8-K | Form 8-K: Current report filing | 43 | |
| 04/02/19 | DEF 14A | Form DEF 14A: Definitive proxy statements | 46 | |
| 03/13/19 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 164 |