| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/11/18 | 8-K | Form 8-K: Current report filing | 97 | |
| 03/28/18 | 8-K | Form 8-K: Current report filing | 3 | |
| 03/27/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 | |
| 03/22/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 5 | |
| 03/22/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 112 | |
| 03/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/09/18 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 113 | |
| 03/08/18 | 8-K | Form 8-K: Current report filing | 121 | |
| 03/08/18 | SC 13G/A | Form SC 13G/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 5 |