| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 12/13/18 | Current report filing |   | ||
| 12/12/18 | Statement of changes in beneficial ownership of securities |   | ||
| 12/12/18 | Statement of changes in beneficial ownership of securities |   | ||
| 12/12/18 | Statement of changes in beneficial ownership of securities |   | ||
| 12/12/18 | Statement of changes in beneficial ownership of securities |   | ||
| 12/12/18 | Statement of changes in beneficial ownership of securities |   | ||
| 12/04/18 | Statement of changes in beneficial ownership of securities |   | ||
| 11/19/18 | Definitive proxy statements |   | ||
| 11/09/18 | Quarterly report pursuant to Section 13 or 15(d) |   |   | |
| 11/09/18 | Current report filing |   |