| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/29/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 62 | |
| 03/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |