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Acquisitions Acquisitions (Details) - USD ($)
$ in Thousands
Jul. 14, 2014
Mar. 31, 2017
Mar. 31, 2016
Business Acquisition [Line Items]      
Goodwill, Acquired During Period $ 2,464    
Goodwill   $ 19,622 $ 19,622
Weighted Average Useful Life 5 years    
Payments to Acquire Software $ 1,286    
Business Combination, Consideration Transferred 3,750    
Dining Ventures, Inc. [Member]      
Business Acquisition [Line Items]      
Aggregate Purchase Price 3,800    
Goodwill $ 2,500