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Commitments and Contingencies - Narrative (Details) - USD ($)
12 Months Ended
Apr. 28, 2015
Jan. 15, 2014
Jul. 31, 2011
Dec. 31, 2010
Empire [Member]        
Commitments and Contingencies (Textual) [Abstract]        
Percent of net win payable from VGM activities     8.75%  
Amount of net win from VGM activities     $ 5,000,000  
Concord [Member]        
Commitments and Contingencies (Textual) [Abstract]        
VGM Shortfall       $ 300,000
Damages in an amount   $ 308,000    
Loss Contingency, Reduction in Damages Sought, Value $ 122,562