Quarterly report pursuant to Section 13 or 15(d)

Changes in Initial Product Warranty Accrual and Expenses Under Initial and Extended Warranties (Detail)

v3.22.2
Changes in Initial Product Warranty Accrual and Expenses Under Initial and Extended Warranties (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Movement in Standard Product Warranty Accrual          
Balance, beginning of period $ 1,138 $ 1,396 $ 1,086 $ 1,132  
Provision for estimated warranty cost 910 140 1,461 804  
Warranty expenditures (815) (478) (1,314) (878)  
Balance, end of period 1,233 1,058 1,233 1,058  
Less: long-term portion of warranty accrual 431 507 431 507 $ 521
Current portion of warranty accrual $ 802 $ 551 $ 802 $ 551 $ 565