Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash Flows from Operating Activities:
Net Income	$ 49,776	$ 36,621
Reconciling Items:
Depreciation and Amortization	6,174	5,015
Amortization of Intangible Assets	3,952	4,089
Share-based Compensation Expense	2,109	2,134
Equity in Losses of Affiliate	355
Bad Debt Expense	999	988
Deferred Income Taxes	(32)	(1,040)
Changes in Operating Assets and Liabilities, net of Acquisitions:
Accounts Receivable	2,546	(14,019)
Prepaid Expenses and Other Current Assets	5,066	(1,464)
Other Assets	(4,109)	(2,594)
Accounts Payable and Accrued Expenses	71	1,422
Other Current and Non-current Liabilities	1,844	2,109
Net Cash Flows from Operating Activities	68,751	33,261
Cash Flows from Investing Activities:
Additions to Premises and Equipment	(11,291)	(8,135)
Acquisition of Business, net of Cash Acquired	(2,515)	(26,830)
Investment in Equity Affiliate	(15,000)
Change in Restricted Cash	(177)	(779)
Net Cash Flows from Investing Activities	(28,983)	(35,744)
Cash Flows from Financing Activities:
Principal Payments on Capital Lease Obligations	(544)	(463)
Proceeds from Stock Option Exercises	775	3,017
Purchase of Treasury Stock	(35,471)	(2,311)
Contributions from Non-controlling Interests	31	28
Distributions to Non-controlling Interests	(5,443)	(5,207)
Net Cash Flows from Financing Activities	(40,652)	(4,936)
Net Increase (Decrease) in Cash and Cash Equivalents	(884)	(7,419)
Cash and Cash Equivalents at the Beginning of the Year	22,134	30,456
Cash and Cash Equivalents at the End of the Period	21,250	23,037
Supplemental Cash Flow Information
Interest Paid	65
Income Taxes (Received) Paid, net	(2,684)	1,724
Non-Cash Investing and Financing Activities
Shares issued in Connection with Acquisition		23,900
Reduction in Income Tax Payable from Tax Amortizable Goodwill