XML 61 R27.htm IDEA: XBRL DOCUMENT v2.4.0.8
Intangible Assets (Tables)
 3 Months Ended
Apr. 27, 2014
Notes to financial statements [Abstract]  
Amortizable Intangible Assets Components
 
April 27, 2014
 
January 26, 2014
 
Gross
Carrying
Amount
 
Accumulated
Amortization
 
Net Carrying
Amount
 
Gross
Carrying
Amount
 
Accumulated Amortization
 
Net Carrying
Amount
 
(In thousands)
Acquisition-related intangible assets
$
189,239

 
$
(119,094
)
 
$
70,145

 
$
189,239

 
$
(114,104
)
 
$
75,135

Patents and licensed technology
446,853

 
(239,468
)
 
207,385

 
446,196

 
(225,319
)
 
220,877

Total intangible assets
$
636,092

 
$
(358,562
)
 
$
277,530

 
$
635,435

 
$
(339,423
)
 
$
296,012