Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 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:

	Six Months Ended June 30,
	2021			2020
Balance at the beginning of the period	$	2,391		$	4,596
Warranty claims paid		(599	)		(1,624	)
Warranty expense for products shipped during the current period		1,043			842
Adjustments to warranty estimates from prior periods		(314	)		(942	)
Adjustments due to currency translation		(26	)		(20	)
Balance at the end of the period	$	2,495		$	2,852