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Acquisitions (Details Textual) - USD ($)
$ in Thousands
6 Months Ended
Jul. 03, 2014
Sep. 30, 2015
Sep. 30, 2014
Mar. 31, 2015
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets $ 3,800      
Cash paid for acquisiton   $ (2,280) $ (3,036)  
Goodwill   $ 19,622   $ 19,622
Dining Ventures, Inc. [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets 3,750      
Goodwill $ 2,464      
Business acquisition, goodwill, expected tax deductible period 15 years