v3.6.0.2

ORGANIZATION AND BASIS OF PRESENTATION - IPO (Details) - Class A common stock - shares | 1 Months Ended | 9 Months Ended
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Apr. 30, 2014 | Dec. 31, 2014
Organization and basis of presentation |  |
Issuance of common stock (in shares) |  | 7,483,442
IPO |  |
Organization and basis of presentation |  |
Issuance of common stock (in shares) | 7,475,000 |

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