| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/02/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 03/01/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/28/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/28/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/28/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/28/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/28/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/28/18 | Statement of changes in beneficial ownership of securities | 1 | |||
| 02/23/18 | Annual report pursuant to Section 13 and 15(d) | ZIP | 110 |