| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |   | 1 |