XML 17 R48.htm IDEA: XBRL DOCUMENT v2.4.0.8
Acquisition, Goodwill Impairment and Long-lived Asset Impairment (Details 1) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Nov. 21, 2011
Finite-lived Intangible Assets [Roll Forward]        
Fair Value as of acquisition date $ 31,927 $ 31,497    
Amortization expense during period (24,063) (20,517)    
Net carrying amount, end of period 7,864 10,980    
Developed technology [Member]
        
Finite-lived Intangible Assets [Roll Forward]        
Fair Value as of acquisition date 18,095 17,700    
Amortization expense during period (11,032) (8,277)    
Net carrying amount, end of period 7,063 9,423    
Customer relationships [Member]
        
Finite-lived Intangible Assets [Roll Forward]        
Fair Value as of acquisition date 9,573 9,538    
Amortization expense during period (9,263) (8,643)    
Net carrying amount, end of period 310 895    
Nanda [Member] | Developed technology [Member]
        
Finite-lived Intangible Assets [Roll Forward]        
Net carrying amount, beginning of period 7,130 8,603    
Fair Value as of acquisition date       9,200
Adjustments to carrying value during period 315 279 (393)  
Amortization expense during period (1,961) (1,752) (204)  
Net carrying amount, end of period 5,484 7,130 8,603  
Nanda [Member] | Customer relationships [Member]
        
Finite-lived Intangible Assets [Roll Forward]        
Net carrying amount, beginning of period 639 957    
Fair Value as of acquisition date       1,040
Adjustments to carrying value during period 35 12 (45)  
Amortization expense during period (364) (330) (38)  
Net carrying amount, end of period 310 639 957  
Nanda [Member] | In-process research and development [Member]
        
Finite-lived Intangible Assets [Roll Forward]        
Net carrying amount, beginning of period 0 316    
Fair Value as of acquisition date       330
Adjustments to carrying value during period 0 (316) (14)  
Amortization expense during period 0 0 0  
Net carrying amount, end of period 0 0 316  
Nanda [Member] | Total identifiable intangible assets acquired [Member]
        
Finite-lived Intangible Assets [Roll Forward]        
Net carrying amount, beginning of period 7,769 9,876    
Fair Value as of acquisition date       10,570
Adjustments to carrying value during period 350 (25) (452)  
Amortization expense during period (2,325) (2,082) (242)  
Net carrying amount, end of period $ 5,794 $ 7,769 $ 9,876