Consolidated Statements of Comprehensive Earnings (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net earnings	$ 2,966	$ 2,524	$ 8,576	$ 5,217
Unrealized gain (loss) on interest rate swap agreement	(44)	169	(115)	578
Foreign currency translation adjustments	(424)	(935)	(101)	(1,774)
Comprehensive earnings	$ 2,498	$ 1,758	$ 8,360	$ 4,021