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Accrued Product Warranties
 12 Months Ended
Dec. 31, 2019
Product Warranties Disclosures [Abstract]  
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 2019, 2018 and 2017 (in thousands):
 
Year Ended December 31,
 
2019
 
2018
 
2017
Accrued product warranties, beginning of year
$
18,583

 
$
18,052

 
$
20,845

Amounts paid for warranty services
(14,925
)
 
(17,347
)
 
(16,764
)
Warranty provisions for products sold
14,616

 
17,888

 
14,422

Business acquisition
899

 
8

 
—

Currency translation adjustments and other
(29
)
 
(18
)
 
(451
)
Accrued product warranties, end of year
$
19,144

 
$
18,583

 
$
18,052

 
 
 
 
 
 
Current accrued product warranties, end of year
$
14,611

 
$
15,204

 
$
15,024

Long-term accrued product warranties, end of year
$
4,533

 
$
3,379

 
$
3,028
Standard Product Warranty, Policy [Policy Text Block] 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.