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Liability for Warranty Returns (Tables)
3 Months Ended
Mar. 31, 2021
Product Warranties Disclosures [Abstract]  
Summary of Reconciliation of Warranty Expense and Related Write-off Activity

 

A reconciliation of warranty expense and related write-off activity is as follows:

 

 

 

Three Months Ended

 

 

 

March 31,

 

(In thousands)

 

2021

 

 

2020

 

Balance at beginning of period

 

$

7,146

 

 

$

8,394

 

Plus: Amounts charged to cost and expenses

 

 

(231

)

 

 

(55

)

Less: Deductions

 

 

(443

)

 

 

(704

)

Balance at end of period

 

$

6,472

 

 

$

7,635