| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/30/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 3 | |
| 04/30/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 38 | |
| 04/19/18 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 38 | |
| 04/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/04/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 03/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |