Consolidated Statements of Comprehensive Earnings (Loss) Unaudited - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net earnings (loss)	$ 170	$ (187)	$ (973)	$ 951
Foreign currency translation adjustments	35	59	(3)	(24)
Comprehensive earnings (loss)	$ 205	$ (128)	$ (976)	$ 927