Product Warranty (Tables)

12 Months Ended

Dec. 31, 2019

Accrued Warranty [Abstract]

Activities in the Accrued Warranty Accounts

The activity in the accrued warranty accounts is as follows:

(in thousands)	As of and for the
	years ended December 31,
	2019			2018
Beginning balance	$	1,621		$	1,953
Current year provision		(133	)		(107	)
Current year claims		(164	)		(215	)
Currency adjustment		(1	)		(10	)
Ending balance	$	1,323		$	1,621

Activity in Warranty Accounts

The current and non-current warranty balance is as follows:

	Years ended December 31,
	2019		2018
Current	$	921	$	981
Non-current		402		640
Total Warranty	$	1,323	$	1,621