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Product Warranties
 6 Months Ended
Mar. 30, 2013
Product Warranties Disclosures [Abstract]  
Product Warranties
Product Warranties

In the ordinary course of business, we warrant our products against defects in design, materials and workmanship typically over periods ranging from twelve to sixty months. We determine warranty reserves needed by product line based on historical experience and current facts and circumstances. Activity in the warranty accrual is summarized as follows:
 
 
Three Months Ended
 
Six Months Ended
 
 
March 30,
2013
 
March 31,
2012
 
March 30,
2013
 
March 31,
2012
Warranty accrual at beginning of period
 
$
18,040

 
$
18,552

 
$
18,859

 
$
19,247

Additions from acquisitions
 
—

 
40

 
—

 
40

Warranties issued during current period
 
893

 
2,501

 
2,933

 
4,261

Adjustments to pre-existing warranties
 
91

 
(331
)
 
(475
)
 
(305
)
Reductions for settling warranties
 
(1,923
)
 
(3,186
)
 
(4,244
)
 
(5,545
)
Foreign currency translation
 
(651
)
 
144

 
(623
)
 
22

Warranty accrual at end of period
 
$
16,450

 
$
17,720

 
$
16,450

 
$
17,720