| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/19/17 | SC TO-T/A | Form SC TO-T/A: Third party tender offer statement | 7 | |
| 10/12/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/17 | SC TO-T/A | Form SC TO-T/A: Third party tender offer statement | 5 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |