Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2021

Commitments And Contingencies Disclosure [Abstract]

Reconciliation of Changes in Accrued Warranty Costs

The following is a reconciliation of the changes in accrued warranty costs:

	Three Months Ended March 31,
	2021			2020
Balance at the beginning of the period	$	2,391		$	4,596
Warranty claims paid		(352	)		(1,278	)
Warranty expense for products shipped during the current period		519			500
Adjustments to warranty estimates from prior periods		271			(450	)
Adjustments due to currency translation		(31	)		(45	)
Balance at the end of the period	$	2,798		$	3,323