Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Income Statement [Abstract]
Revenue	$ 37,901	$ 45,101
Operating expenses:
Cost of revenue	27,467	30,184
Selling, general and administrative expenses	11,341	11,934
Depreciation of property and equipment	1,682	2,008
Amortization of intangible assets	903	1,276
Total operating expenses	41,393	45,402
Operating loss	(3,492)	(301)
Foreign currency transaction (gains) losses on short-term intercompany balances	15	357
Interest expense (income), net	54	(217)
Loss before income taxes	(3,561)	(441)
Income tax expense	113	56
Net loss	$ (3,674)	$ (497)
Basic earnings (loss) per common share (Note B) (usd per share)	$ (0.12)	$ (0.02)
Diluted earnings (loss) per common share (Note B) (usd per share)	$ (0.12)	$ (0.02)
Weighted-average common shares outstanding (Note B):
Basic (shares)	30,159	28,770
Diluted (shares)	30,159	28,770