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Significant Accounting Policies (Foreign Transaction Gains and Losses) (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Jan. 03, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Foreign currency transaction gains $ 8,729,345 $ 32,611,000 $ 20,000