| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/20/18 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
4 | |
| 04/20/18 | DEF 14A | Definitive proxy statements |
|
33 | |
| 03/30/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/28/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |