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Guarantees (Tables)
6 Months Ended
Jul. 29, 2012
Notes to financial statements [Abstract]  
Guarantees
 
Three Months Ended
 
Six Months Ended
 
July 29,
 
July 31,
 
July 29,
 
July 31,
 
2012
 
2011
 
2012
 
2011
 
(In thousands)
Balance at beginning of period (1)
$
17,070

 
$
80,724

 
$
18,406

 
$
107,896

Additions
1,678

 
1,578

 
3,357

 
2,984

Deductions (2)
(2,211
)
 
(28,484
)
 
(5,226
)
 
(57,062
)
Balance at end of period 
$
16,537

 
$
53,818

 
$
16,537

 
$
53,818

 
(1) Includes $11.6 million and $13.2 million for the three and six months ended July 29, 2012, respectively, and $76.4 million and $103.7 million for the three and six months ended July 31, 2011, respectively, related to warranty accrual associated with incremental repair and replacement costs from a weak die/packaging material set. 

(2) Includes $0.7 million and $1.9 million for the three and six months ended July 29, 2012, respectively, and $16.7 million and $23.4 million for the three and six months ended July 31, 2011, respectively, in payments related to the warranty accrual associated with incremental repair and replacement costs from a weak die/packaging material set.