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Financial Statement Policies (Fair Value on a Recurring Basis) (Details) (USD $)
In Thousands
Jul. 02, 2011
Jan. 01, 2011
Foreign exchange forward contracts $ 85 $ 1,628
Investment in publicly traded mutual funds 3,414 3,295
Total 12,229 13,787
Foreign exchange forward contracts 16,475 10,222
Total 16,475 10,222
Investments in Bonds [Member]
   
Securities available for sale 7,974 7,705
Investments in Bonds [Member] | Fair Value, Inputs, Level 1 [Member]
   
Securities available for sale 7,974 7,705
Investments in Bonds [Member] | Fair Value, Inputs, Level 2 [Member]
   
Securities available for sale 0 0
Investments in Bonds [Member] | Fair Value, Inputs, Level 3 [Member]
   
Securities available for sale 0 0
Investment in Publicly Traded Equity Securities [Member]
   
Securities available for sale 756 1,159
Investment in Publicly Traded Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member]
   
Securities available for sale 756 1,159
Investment in Publicly Traded Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member]
   
Securities available for sale 0 0
Investment in Publicly Traded Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member]
   
Securities available for sale 0 0
Fair Value, Inputs, Level 1 [Member]
   
Foreign exchange forward contracts 0 0
Investment in publicly traded mutual funds 3,414 3,295
Total 12,144 12,159
Foreign exchange forward contracts 0 0
Total 0 0
Fair Value, Inputs, Level 2 [Member]
   
Foreign exchange forward contracts 85 1,628
Investment in publicly traded mutual funds 0 0
Total 85 1,628
Foreign exchange forward contracts 16,475 10,222
Total 16,475 10,222
Fair Value, Inputs, Level 3 [Member]
   
Foreign exchange forward contracts 0 0
Investment in publicly traded mutual funds 0 0
Total 0 0
Foreign exchange forward contracts 0 0
Total $ 0 $ 0