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Subsequent Event (Detail Textuals) (USD $)
In Thousands, except Share data, unless otherwise specified
 9 Months Ended 0 Months Ended
Mar. 31, 2014
Apr. 16, 2014
Subsequent event
IPO
Apr. 16, 2014
Subsequent event
IPO
Class A common stock
Apr. 16, 2014
Subsequent event
IPO
Class B common stock
Apr. 04, 2014
Subsequent event
IPO
Class A and Class B
Subsequent Event [Line Items]          
Initial public offering of common stock     8,333,333    
Price per share     $ 15.00    
Proceeds from offering     $ 114,229    
Underwriting discount     8,438    
Offering expense payable     $ 2,333    
Shares outstanding   38,791,553 17,442,953 21,348,600  
Stock Split
0.442-for-1 split
       0.442-for-1 stock split
Common stock holder entiltled to vote per share       10 votes