Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities
Net income	$ 8,937	$ 7,726
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred income taxes	3,674	(16)
(Gain) loss on disposal of fixed assets	67	(66)
Non-cash equity compensation	1,772	1,195
Depreciation and amortization	5,346	5,176
Deferred rent	525	842
Changes in operating assets and liabilities, net of the effect of acquisitions:
Contract receivables, net	(4,391)	(2,138)
Prepaid expenses and other assets	1,678	(972)
Accounts payable	(798)	(5,629)
Accrued salaries and benefits	(5,313)	3,819
Accrued expenses	(5,712)	(3,059)
Deferred revenue	(655)	896
Income tax receivable and payable	419	4,236
Restricted cash	(7)	1,303
Other liabilities	5,461	513
Net cash provided by operating activities	11,003	13,826
Cash flows from investing activities
Capital expenditures	(5,626)	(1,696)
Capitalized software development costs	0	(28)
Payments for business acquisitions, net of cash received	(8,556)	(4,547)
Net cash used in investing activities	(14,182)	(6,271)
Cash flows from financing activities
Advances from working capital facilities	35,231	32,294
Payments on working capital facilities	(28,085)	(37,294)
Debt issue costs	(1,681)	0
Proceeds from exercise of options	23	85
Tax benefits of stock option exercises and award vesting	486	949
Net payments for stockholder issuances and buybacks	(790)	(758)
Net cash provided by (used in) financing activities	5,184	(4,724)
Effect of exchange rate on cash	(389)	156
Increase in cash	1,616	2,987
Cash, beginning of period	4,097	3,301
Cash, end of period	5,713	6,288
Supplemental disclosure of cash flow information
Interest	830	610
Income taxes	$ 1,468	$ 328