Note 14 - Segment Information (Detail) - Results of the segments (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Dec. 29, 2012
Revenue	$ 41,230	$ 38,206
Cost of services	30,609	27,921
Selling, general and administrative	8,838	8,231
Depreciation and amortization	269	278
Operating income (loss)	1,514	1,776
Total assets	86,285	84,548	84,548
Capital expenditures	313	73
Information Technology [Member]
Revenue	13,994	13,754
Cost of services	9,983	9,788
Selling, general and administrative	3,572	3,551
Depreciation and amortization	85	100
Operating income (loss)	354	315
Total assets	14,894
Capital expenditures	20	46
Engineering [Member]
Revenue	20,310	16,626
Cost of services	15,799	12,775
Selling, general and administrative	3,451	2,782
Depreciation and amortization	155	144
Operating income (loss)	905	925
Total assets	41,361
Capital expenditures	273	27
Specialty Health Care [Member]
Revenue	6,926	7,826
Cost of services	4,827	5,358
Selling, general and administrative	1,815	1,898
Depreciation and amortization	29	34
Operating income (loss)	255	536
Total assets	11,746
Capital expenditures	4
Corporate [Member]
Total assets	18,284
Capital expenditures	$ 16