Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Revenue	$ 33,923	$ 42,988	$ 104,344	$ 122,870
Operating expenses:
Cost of revenue	24,387	28,681	73,085	87,457
Selling, general and administrative expenses	8,487	10,492	26,043	31,505
Depreciation of property and equipment	1,262	1,428	3,858	4,696
Amortization of intangible assets	517	895	2,017	2,700
Total operating expenses	34,653	41,496	105,003	126,358
Operating (loss) income	(730)	1,492	(659)	(3,488)
Foreign currency transaction losses on short-term intercompany balances	654	1,221	1,930	1,073
Interest (income), net	(8)	(44)	(103)	(33)
Other loss	1,612	0	1,612	0
(Loss) income before income taxes	(2,988)	315	(4,098)	(4,528)
Income tax expense	421	554	1,172	853
Net loss	$ (3,409)	$ (239)	$ (5,270)	$ (5,381)
Basic loss per common share (Note B) (usd per share)	$ (0.14)	$ (0.01)	$ (0.20)	$ (0.18)
Diluted loss per common share (Note B) (usd per share)	$ (0.14)	$ (0.01)	$ (0.20)	$ (0.18)
Weighted-average common shares outstanding (Note B):
Basic (shares)	25,167	27,744	26,015	29,203
Diluted (shares)	25,167	27,744	26,015	29,203