Note 14 - Segment Information (Detail) - Results of the segments (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011	Dec. 31, 2011
Revenue	$ 35,753	$ 36,514	$ 73,959	$ 75,220
Cost of services	26,097	26,054	54,018	53,709
Selling, general and administrative	8,382	8,158	16,613	16,842
Depreciation and amortization	259	279	537	588
Operating income	1,015	2,023	2,791	4,081
Total assets	89,375	83,642	89,375	83,642	86,178
Capital expenditures	38	91	111	158
Information Technology [Member]
Revenue	13,392	13,442	27,147	28,687
Cost of services	9,417	9,574	19,205	20,577
Selling, general and administrative	3,692	3,658	7,240	7,550
Depreciation and amortization	93	109	193	227
Operating income	190	101	509	333
Total assets	15,945	15,543	15,945	15,543
Capital expenditures	2	2	48	2
Engineering [Member]
Revenue	14,761	15,838	31,387	32,005
Cost of services	11,497	11,738	24,272	23,454
Selling, general and administrative	2,792	2,822	5,579	5,741
Depreciation and amortization	132	134	276	290
Operating income	340	1,144	1,260	2,520
Total assets	27,652	26,756	27,652	26,756
Capital expenditures	36	75	63	81
Specialty Health Care [Member]
Revenue	7,600	7,234	15,425	14,528
Cost of services	5,183	4,742	10,541	9,678
Selling, general and administrative	1,898	1,678	3,794	3,551
Depreciation and amortization	34	36	68	71
Operating income	485	778	1,022	1,228
Total assets	10,456	10,375	10,456	10,375
Corporate [Member]
Total assets	35,322	30,968	35,322	30,968
Capital expenditures		$ 14		$ 75