| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/01/18 | SC TO-I/A | Form SC TO-I/A: Issuer tender offer statement | 4 |