| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/27/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 39 | |
| 04/16/18 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 38 | |
| 03/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/19/18 | 8-K | Form 8-K: Current report filing | 2 | |
| 03/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/18 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) |
|
78 |
| 03/02/18 | 8-K | Form 8-K: Current report filing | 2 |