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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2019
Accounting Policies [Abstract]  
Schedule of Product Warranty Liability The following table summarizes the warranty activity for 2019, 2018 and 2017:
(In thousands)
 
2019
 
2018
 
2017
Warranty reserves, beginning of the year
 
$
5,243

 
$
5,486

 
$
6,001

Accruals for warranties issued during the year
 
4,134

 
3,837

 
4,533

Reductions related to pre-existing warranties
 
(2,748
)
 
(3,320
)
 
(3,428
)
Acquisitions (See Note 3)
 
—

 
249

 
—

Warranties paid
 
(649
)
 
(942
)
 
(1,637
)
Other (principally foreign currency translation)
 
(60
)
 
(67
)
 
17

Warranty reserves, end of the year
 
$
5,920

 
$
5,243

 
$
5,486