Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Consolidated Statements Of Operations [Abstract]
Net service revenues	$ 273,100	$ 271,732	$ 259,305
Cost of service revenues	191,305	191,853	182,693
Gross profit	81,795	79,879	76,612
General and administrative expenses	66,926	63,841	59,924
Goodwill and intangible asset impairment charge	15,989
Revaluation of contingent consideration	(469)
Depreciation and amortization	3,554	4,046	4,913
Total operating expenses	86,000	67,887	64,837
Operating income (loss)	(4,205)	11,992	11,775
Interest income	(2,263)	(155)
Interest expense	2,524	3,159	6,773
Total interest expense, net	261	3,004	6,773
Income (loss) from operations before income taxes	(4,466)	8,988	5,002
Income tax expense (benefit)	(2,485)	2,960	1,400
Net income (loss)	(1,981)	6,028	3,602
Less: Preferred stock dividends, undeclared subject to payment on conversion; declared and converted in November 2009			(5,387)
Net income (loss) attributable to common shareholders	$ (1,981)	$ 6,028	$ (1,785)
Basic and diluted income (loss) per common share	$ (0.18)	$ 0.57	$ (0.66)
Weighted average number of common shares and potential common shares outstanding:
Basic	10,752	10,604	2,707
Diluted	10,752	10,606	2,707