Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2016	Jul. 03, 2015	Jul. 01, 2016	Jul. 03, 2015
Income Statement [Abstract]
Revenue	$ 83,486	$ 94,744	$ 169,336	$ 192,221
Direct costs	67,574	79,143	138,879	159,315
Selling, general and administrative expenses	14,026	14,485	27,493	29,577
Goodwill impairment			21,544
Operating income (loss)	1,886	1,116	(18,580)	3,329
Interest and other income	7	4	25	45
Interest and other expense	104	46	184	97
Income (loss) before income taxes	1,789	1,074	(18,739)	3,277
Provision for income taxes	530	520	859	1,456
Net income (loss)	$ 1,259	$ 554	$ (19,598)	$ 1,821
Net income (loss) per share:
Basic	$ 0.08	$ 0.04	$ (1.26)	$ 0.12
Diluted	$ 0.08	$ 0.03	$ (1.26)	$ 0.11
Weighted average shares outstanding:
Basic	15,584	15,439	15,554	15,423
Diluted	15,789	15,919	15,554	15,923
Cash dividend per common share	$ 0.06	$ 0.06	$ 0.12	$ 0.12