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Accrued Product Warranties
 12 Months Ended
Dec. 31, 2011
Product Warranties Disclosures [Abstract]  
Accrued Product Warranties
Accrued Product Warranties
The Company generally provides a twelve to twenty-four month warranty on its products. A provision for the estimated future costs of warranty, based upon historical cost and product performance experience, is recorded when revenue is recognized. The following table summarizes the Company’s warranty liability and activity for 2011, 2010 and 2009 (in thousands):
 
Year Ended December 31,
 
2011
 
2010
 
2009
Accrued product warranties, beginning of year
$
18,686

 
$
9,438

 
$
7,826

Amounts paid for warranty services
(7,732
)
 
(2,029
)
 
(8,861
)
Warranty provisions for products sold
5,402

 
2,073

 
10,038

Business acquisitions and disposals
(20
)
 
8,969

 
202

Currency translation adjustments and other
(290
)
 
235

 
233

Accrued product warranties, end of year
$
16,046

 
$
18,686

 
$
9,438

 
 
 
 
 
 
Current accrued product warranties, end of year
$
13,370

 
$
15,711

 
$
9,438

Long-term accrued product warranties, end of year
$
2,676

 
$
2,975

 
$
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