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Commitments And Contingencies (Details) (USD $)
6 Months Ended
Jun. 17, 2014
contract
Mar. 25, 2014
contract
Dec. 31, 2013
contract
Commitments And Contingencies [Abstract]      
Number of leases 5 5 5
Lease expiration date 2016    
Maximum potential amount of future payments $ 1,200,000   $ 1,400,000
Outstanding letters of credit 1,076,000   976,000
Restricted cash collateralized 215,000   215,000
Outstanding letters of credit, revolving credit facility $ 861,000   $ 761,000