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WARRANTY OBLIGATIONS (Tables)
 12 Months Ended
Dec. 31, 2019
Product Warranties Disclosures [Abstract]  
Summary of Warranty Activities
The Company’s warranty activities were as follows:
 
Years Ended December 31,
 
2019
 
2018
 
2017
 
(In thousands)
Warranty obligations, beginning of period
$
31,294

 
$
29,816

 
$
31,414

Accruals for warranties issued during period
5,244

 
3,040

 
3,797

Changes in estimates
8,591

 
6,515

 
(732
)
Settlements
(10,881
)
 
(8,579
)
 
(7,037
)
Increase due to accretion expense
2,326

 
1,989

 
2,053

Other
524

 
(1,487
)
 
321

Warranty obligations, end of period
37,098

 
31,294

 
29,816

Less: current portion
(10,078
)
 
(8,083
)
 
(7,427
)
Noncurrent
$
27,020

 
$
23,211

 
$
22,389