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Product Warranties (Tables)
6 Months Ended
Jun. 30, 2019
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Liability
Changes in our product warranty obligations were as follows (in thousands):
 
 
Six Months Ended June 30,
 
 
2019
 
2018
Balance, beginning of period
 
$
5,575

 
$
6,117

Accruals
 
2,703

 
1,834

Payments
 
(2,790
)
 
(2,249
)
Balance, end of period
 
$
5,488

 
$
5,702