Note 14 - Segment Information (Tables)

3 Months Ended

Mar. 31, 2018

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Thirteen Week Period Ended March 31, 2018	Engineering		Specialty Health Care		Information Technology			Corporate		Total
Revenue	$	21,418	$	22,634	$	6,760		$	-	$	50,812
Cost of services		15,724		17,384		5,149			-		38,257
Gross profit		5,694		5,250		1,611			-		12,555
Selling, general and administrative		4,122		4,470		1,829			-		10,421
Depreciation and amortization		283		105		26			-		414
Operating income (loss)	$	1,289	$	675	$	(244	)	$	-	$	1,720
Total assets as of March 31, 2018	$	36,578	$	24,884	$	6,573		$	6,517	$	74,552
Capital expenditures	$	109	$	40	$	9		$	131	$	289

Thirteen Week Period Ended April 1, 2017	Engineering		Specialty Health Care		Information Technology			Corporate		Total
Revenue	$	19,224	$	18,507	$	8,610		$	-	$	46,341
Cost of services		14,185		13,947		6,457			-		34,589
Gross profit		5,039		4,560		2,153			-		11,752
Selling, general and administrative		4,037		3,927		2,353			-		10,317
Depreciation and amortization		285		72		40			-		397
Operating income (loss)	$	717	$	561	$	(240	)	$	-	$	1,038
Total assets as of April 1, 2017	$	32,014	$	17,867	$	11,903		$	4,016	$	65,800
Capital expenditures	$	69	$	-	$	-		$	23	$	92

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Thirteen Week Periods Ended
	March 31, 2018		April 1, 2017
Revenues
U. S.	$	41,591	$	38,718
Canada		7,629		6,495
Puerto Rico		983		1,128
Serbia		609		-
	$	50,812	$	46,341

Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]

	March 31, 2018		December 30, 2017
Total assets
U. S.	$	55,067	$	52,595
Canada		13,943		15,419
Puerto Rico		1,838		1,891
Serbia		3,704		3,374
	$	74,552	$	73,279