| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/13/19 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 02/08/19 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 41 | |
| 02/01/19 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 10 | |
| 01/31/19 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 9 | |
| 12/27/18 | 8-K | Form 8-K: Current report | 3 | |
| 11/28/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 26 | |
| 11/16/18 | 8-K | Form 8-K: Current report | 3 | |
| 11/15/18 | 8-K | Form 8-K: Current report | 3 | |
| 11/09/18 | 10-Q | Form 10-Q: Quarterly report [Sections 13 or 15(d)] |
|
23 |
| 08/24/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 |
