Warranties (Tables)

9 Months Ended

Sep. 30, 2019

Warranties [Abstract]

Warranty liability and related activity

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

	Nine-Month Periods Ended September 30,
	2019			2018
Beginning balance	$	656		$	858
Warranty provisions		100			103
Warranty claims		(69	)		(25	)
Adjustments to preexisting warranties		(240	)		(231	)
Currency		(3	)		(7	)
Ending balance	$	444		$	698