Warranties (Tables)

3 Months Ended

Mar. 31, 2022

Warranties [Abstract]

Warranty liability and related activity

Warranty liability and related activity consisted of the following (in thousands):

	Three-Month Periods Ended March 31,
	2022			2021
Beginning balance	$	128		$	141
Warranty provisions		5			12
Warranty claims		(2	)		(7	)
Adjustments to preexisting warranties		(4	)		(13	)
Currency		(2	)		(3	)
Ending balance	$	125		$	130