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Guarantees (Tables)
3 Months Ended
Apr. 28, 2013
Notes to financial statements [Abstract]  
Guarantees
 
Three Months Ended
 
April 28,
 
April 29,
 
2013
 
2012
 
(In thousands)
Balance at beginning of period (1)
$
14,874

 
$
18,406

Additions
1,418

 
1,679

Deductions (2)
(1,459
)
 
(3,015
)
Balance at end of period 
$
14,833

 
$
17,070

 
(1) Includes $9.6 million and $13.2 million for the three months ended April 28, 2013 and April 29, 2012, respectively, related to warranty accrual associated with incremental repair and replacement costs from a weak die/packaging material set. 

(2) Includes $0.5 million and $1.2 million for the three months ended April 28, 2013 and April 29, 2012, respectively, in payments related to the warranty accrual associated with incremental repair and replacement costs from a weak die/packaging material set.