| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/17/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 | |
| 05/15/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 | |
| 05/14/18 | 10-Q | Form 10-Q: Quarterly report [Sections 13 or 15(d)] |
|
44 |
| 04/26/18 | 8-K | Form 8-K: Current report | 3 | |
| 04/20/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 | |
| 04/19/18 | 8-K | Form 8-K: Current report | 5 | |
| 04/12/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 4 | |
| 04/06/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 4 | |
| 04/05/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 | |
| 04/04/18 | 8-K | Form 8-K: Current report | 14 |