Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2021

Commitments and Contingencies Disclosure [Abstract]

Changes in the Liability for Product Warranty Claim Costs

Changes in the liability for product warranty claims costs were as follows:

(In thousands)	Nine Months Ended September 30,
	2021		2020
Balance at beginning of period	$	1,721	$	1,514
Accruals for warranties issued during the period	1,198		578
Settlements (in cash or in kind) during the period	(772)		(339)
Foreign currency translation gain (loss)	(44)		44
Balance at end of period	$	2,103	$	1,797