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Accrued Product Warranties
 6 Months Ended
Jun. 30, 2018
Product Warranties Disclosures [Abstract]  
Accrued Product Warranties
Accrued Product Warranties
The following table summarizes the Company’s warranty liability and activity (in thousands):
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2018
 
2017
 
2018
 
2017
Accrued product warranties, beginning of period
$
18,513

 
$
19,971

 
$
18,051

 
$
20,845

Amounts paid for warranty services
(5,198
)
 
(4,362
)
 
(8,477
)
 
(8,991
)
Warranty provisions for products sold
5,366

 
3,782

 
8,902

 
7,491

Currency translation adjustments and other
(182
)
 
139

 
23

 
185

Accrued product warranties, end of period
$
18,499

 
$
19,530

 
$
18,499

 
$
19,530

 
 
 
 
 
 
 
 
Current accrued product warranties, end of period
 
 
 
 
$
15,148

 
$
16,262

Long-term accrued product warranties, end of period
 
 
 
 
$
3,351

 
$
3,268