Note 14 - Results of the Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014
Engineering [Member]
Revenue	$ 19,827	$ 26,056	$ 42,618	$ 50,780
Cost of services	15,490	19,967	32,659	39,455
Gross profit	4,337	6,089	9,959	11,325
Selling, general and administrative	4,039	3,884	8,317	7,843
Depreciation and amortization	256	202	491	394
Operating income	42	2,003	1,151	3,088
Total assets	45,541	44,497	45,541	44,497
Capital expenditures	375	183	773	533
Information Technology [Member]
Revenue	14,859	14,651	29,513	29,670
Cost of services	10,336	10,312	20,430	20,792
Gross profit	4,523	4,339	9,083	8,878
Selling, general and administrative	3,827	3,522	7,526	7,208
Depreciation and amortization	45	48	95	105
Operating income	651	769	1,462	1,565
Total assets	$ 15,892	$ 14,534	$ 15,892	$ 14,534
Capital expenditures
Specialty Health Care [Member]
Revenue	$ 10,600	$ 8,802	$ 21,121	$ 17,628
Cost of services	7,370	6,275	14,770	12,619
Gross profit	3,230	2,527	6,351	5,009
Selling, general and administrative	2,680	2,247	5,335	4,550
Depreciation and amortization	33	27	64	49
Operating income	517	253	952	410
Total assets	$ 17,487	$ 16,880	$ 17,487	16,880
Capital expenditures				$ 83
Corporate Segment [Member]
Revenue
Cost of services
Gross profit
Selling, general and administrative
Depreciation and amortization
Operating income
Total assets	$ 6,834	$ 18,739	$ 6,834	$ 18,739
Capital expenditures	4	724	221	733
Revenue	45,286	49,509	93,252	98,078
Cost of services	33,196	36,554	67,859	72,866
Gross profit	12,090	12,955	25,393	25,212
Selling, general and administrative	10,546	9,653	21,178	19,601
Depreciation and amortization	334	277	650	548
Operating income	1,210	3,025	3,565	5,063
Total assets	85,754	94,650	85,754	94,650
Capital expenditures	$ 379	$ 907	$ 994	$ 1,349