Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net earnings (loss)	$ 1,504	$ (839)
Adjustments to reconcile net earnings (loss) from operations to net cash provided by operating activities:
Depreciation and amortization	7,267	6,602
Amortization of deferred loan costs (Note G)	136	1,493
Stock-based compensation expense	3,663	3,047
Loss on sale of property and equipment	3	2
Deferred income taxes	(73)	(332)
Foreign currency transaction losses on intercompany balances	176	438
Changes in assets and liabilities:
Restricted cash	(50)	137
Billed receivables	1,547	1,897
Unbilled receivables	(3,719)	(204)
Prepaid expenses and other current assets	(740)	(876)
Other assets	(176)	35
Accounts payable and accrued expenses	(2,927)	(4,117)
Accrued payroll and related expenses	6,443	(5,322)
Refund liabilities	(535)	(217)
Deferred revenue	154	(90)
Noncurrent compensation obligations	251	(813)
Other long-term liabilities	(181)	(673)
Net cash provided by operating activities	12,743	168
Cash flows from investing activities:
Business acquisitions	(663)	(3,278)
Purchases of property and equipment, net of disposal proceeds	(6,090)	(5,249)
Net cash used in investing activities	(6,753)	(8,527)
Cash flows from financing activities:
Repayment of former credit facility (Note G)		(14,154)
Repayments of long-term debt and capital lease obligations	(2,250)	(2,426)
Proceeds from term loan (Note G)		15,000
Restricted stock remitted by employees for taxes	(1,058)	(205)
Proceeds from option exercises	347	57
Payments for deferred loan costs		(666)
Payments of deferred acquisition consideration	(1,482)	(2,037)
Net cash used in financing activities	(4,443)	(4,431)
Effect of exchange rates on cash and cash equivalents	(499)	8
Net increase (decrease) in cash and cash equivalents	1,048	(12,782)
Cash and cash equivalents at beginning of period	18,448	33,026
Cash and cash equivalents at end of period	19,496	20,244
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	324	479
Cash paid during the period for income taxes, net of refunds received	3,738	1,662
Liabilities assumed in a business acquisition		$ 197