Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 28, 2014
Sep. 29, 2013
Sep. 28, 2014
Sep. 29, 2013
Net loss $ (10,846) $ (36,904) $ (45,315) $ (54,570)
Other comprehensive income (loss), net of tax:        
Unrealized gain on recovery from impaired investments reclassified into earnings       (1,200)
Net foreign currency translation gain (loss) (23) 117 347 (1,420)
Net unrealized gain (loss) on cash flow hedges:        
Net unrealized hedge gain (loss) arising during the period 2,716 (391) (4,174) 13,669
Net gain reclassified into earnings for revenue hedges (ineffective portion) 0 [1]    [1] 0 [1] (2,415) [1]
Net unrealized gain (loss) on cash flow hedges 6,059 (3,504) 2,152 3,553
Other comprehensive income (loss), net of tax 6,036 (3,387) 2,499 933
Total comprehensive loss (4,810) (40,291) (42,816) (53,637)
Revenue Hedges [Member]
       
Net unrealized gain (loss) on cash flow hedges:        
Net loss (gain) reclassified into earnings for revenue hedges (effective portion) 528 (3,113) 3,511 (7,701)
Net loss reclassified into earnings for expense hedges 528 (3,113) 3,511 (7,701)
Expense Hedges [Member]
       
Net unrealized gain (loss) on cash flow hedges:        
Net loss (gain) reclassified into earnings for revenue hedges (effective portion) 2,815   2,815  
Net loss reclassified into earnings for expense hedges $ 2,815   $ 2,815  
[1] Classified in interest income and other, net