v2.4.0.6
Accumulated Other Comprehensive Income (Changes in Accumulated Other Comprehensive Income) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Sep. 28, 2013
Sep. 29, 2012
Foreign Currency Translation Adjustment        
Balance - beginning of period $ 91,416   $ 128,972  
Other comprehensive income before reclassification 13,379 22,591 (24,177) 31,881
Amounts reclassified from accumulated other comprehensive income 0   0  
Net current-period other comprehensive income 13,379   (24,177)  
Balance - end of period 104,795   104,795  
Unrealized Gains (Losses) on Available for Sale Securities        
Balance - beginning of period (26,573)   9,582  
Other comprehensive income before reclassification (6,336)   (39,810)  
Amounts reclassified from accumulated other comprehensive income (105)   (2,786)  
Net current-period other comprehensive income (6,441)   (42,596)  
Balance - end of period (33,014)   (33,014)  
Total        
Balance - beginning of period 64,843   138,554  
Other comprehensive income before reclassification 7,043   (63,987)  
Amounts reclassified from accumulated other comprehensive income (105)   (2,786)  
Net current-period other comprehensive income 6,938   (66,773)  
Balance - end of period $ 71,781   $ 71,781