Note 14 - Segment Information (Tables)

9 Months Ended

Sep. 27, 2014

Segment Reporting [Abstract]

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

Thirteen Week Period Ended September 27, 2014	Engineering		Information Technology		Specialty Health Care			Corporate		Total
Revenue	$	24,835	$	14,405	$	7,142		$	-	$	46,382
Cost of services		18,239		9,941		5,041			-		33,221
Selling, general and administrative		4,096		3,560		2,335			-		9,991
Depreciation and amortization		248		61		28			-		337
Operating income (loss)	$	2,252	$	843	$	(262	)	$	-	$	2,833
Total assets	$	49,169	$	15,253	$	16,529		$	13,389	$	94,340
Capital expenditures	$	587	$	-	$	9		$	7	$	603

Thirteen Week Period Ended September 28, 2013(1)	Engineering		Information Technology		Specialty Health Care			Corporate			Total
Revenue	$	22,000	$	13,156	$	6,164		$	-		$	41,320
Cost of services		16,660		9,649		4,327			-			30,636
Selling, general and administrative		3,401		3,288		1,895			-			8,584
Severance and other charges		-		-		-			15			15
Depreciation and amortization		187		66		26			-			279
Operating income (loss)	$	1,752	$	153	$	(84	)	$	(15	)	$	1,806
Total assets	$	45,525	$	14,106	$	12,507		$	17,818		$	89,956
Capital expenditures	$	226		-		-			-		$	226

Thirty-Nine Week Period Ended September 27, 2014	Engineering		Information Technology		Specialty Health Care		Corporate			Total
Revenue	$	75,615	$	44,076	$	24,769	$	-		$	144,460
Cost of services		57,695		30,734		17,658		-			106,087
Selling, general and administrative		11,881		10,735		6,872		-			29,488
Severance and other charges		-		-		-		104			104
Depreciation and amortization		643		165		77		-			885
Operating income (loss)	$	5,396	$	2,442	$	162	$	(104	)	$	7,896
Total assets	$	49,169	$	15,253	$	16,529	$	13,389		$	94,340
Capital expenditures	$	1,120	$	-	$	92	$	740		$	1,952

Thirty-Nine Week Period Ended September 28, 2013(1)	Engineering		Information Technology		Specialty Health Care		Corporate			Total
Revenue	$	63,263	$	41,378	$	20,288	$	-		$	124,929
Cost of services		48,562		29,706		14,094		-			92,362
Selling, general and administrative		10,608		10,256		5,387		-			26,251
Severance and other charges		342		-		-		111			453
Depreciation and amortization		509		236		84		-			829
Operating income (loss)	$	3,237	$	1,183	$	725	$	(111	)	$	5,034
Total assets	$	45,525	$	14,106	$	12,507	$	17,818		$	89,956
Capital expenditures	$	859	$	57	$	4	$	151		$	1,071

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

	Thirteen Week Periods Ended				Thirty-Nine Week Periods Ended
	September 27, 2014		September 28, 2013		September 27, 2014		September 28, 2013
Revenues
U. S.	$	32,651	$	30,991	$	103,403	$	96,558
Canada		12,087		8,980		36,669		24,429
Puerto Rico		1,644		1,349		4,388		3,942
	$	46,382	$	41,320	$	144,460	$	124,929

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

	September 27, 2014		December 28, 2013
Total assets
U. S.	$	63,225	$	62,198
Canada		29,502		22,993
Puerto Rico		1,613		1,333
	$	94,340	$	86,524