| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/30/18 | EFFECT | Form EFFECT: Notice of Effectiveness | 1 | |
| 03/29/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 | |
| 03/29/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 49 | |
| 03/29/18 | CORRESP | Form CORRESP: Correspondence | 1 | |
| 03/19/18 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 47 | |
| 03/08/18 | UPLOAD | Form UPLOAD: SEC-generated letter | 1 | |
| 03/02/18 | S-3 | Form S-3: Registration statement under Securities Act of 1933 | 77 | |
| 02/21/18 | 8-K | Form 8-K: Current report | 25 |