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Commitments and Contingencies (Details 2) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Commitments And Contingencies    
Fixed and store-based payments $ 1,914,000 $ 1,704,000
Aggregate commitment amounts under agreements with retailers    
2014 1,030,000  
2015 608,000  
2016 $ 94,000