Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 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)	Three Months Ended March 31,
	2021		2020
Balance at beginning of period	$	1,721	$	1,514
Accruals for warranties issued during the period	46		—
Settlements (in cash or in kind) during the period	(149)		—
Foreign currency translation gain (loss)	(43)		(16)
Balance at end of period	$	1,575	$	1,498