Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Revenues	$ 50,812	$ 46,341
Cost of services	38,257	34,589
Gross profit	12,555	11,752
Operating costs and expenses
Selling, general and administrative	10,421	10,317
Depreciation and amortization	414	397
Operating costs and expenses	10,835	10,714
Operating income	1,720	1,038
Other income (expense)
Interest expense and other, net	(266)	(138)
(Loss) gain on foreign currency transactions	(41)	2
Other income (expense)	(307)	(136)
Income before income taxes	1,413	902
Income tax expense	362	352
Net income	$ 1,051	$ 550
Basic and diluted net earnings per share (in dollars per share)	$ 0.09	$ 0.05