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Initial Public Offering - Additional Information (Details) (Initial Public Offering, USD $)
In Thousands, except Per Share data, unless otherwise specified
 0 Months Ended
Apr. 23, 2014
Subsidiary Or Equity Method Investee [Line Items]  
Initial public offering common stock, shares issued 8,333
Initial public offering common stock to public, price per share $ 9.50
Proceeds from issuance initial public offering, net $ 70,299
Payment of underwriting discounts and commissions 5,542
Other offering expenses $ 3,326
Seidler Equity Partners I I I L P
  
Subsidiary Or Equity Method Investee [Line Items]  
Initial public offering common stock, shares issued 4,167