| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/28/17 | SC TO-T/A | Form SC TO-T/A: Third party tender offer statement | 5 | |
| 09/20/17 | SC TO-T | Form SC TO-T: Third party tender offer statement | 125 | |
| 09/06/17 | SC TO-C | Form SC TO-C: Written communication relating to an issuer or third party tender offer | 18 | |
| 08/16/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/04/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/31/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |