| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/20/18 | SC 13D/A | Form SC 13D/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities | 9 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |