Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 104,059	$ 104,297
Adjustments to reconcile net income to net cash provided by operating activities:
Net loss on foreign currency	574	136
Equity in income of equity investments, net of tax	(2,885)	(3,259)
Dividends received from equity investments	13	2,698
Depreciation and amortization	83,035	78,966
Amortization of debt issuance costs	77	77
Share-based compensation	8,644	7,956
Excess tax benefit from share-based payment arrangements	(54)	(111)
Asset impairments	1,298
Provisions for (recoveries of) bad debt expenses and billing adjustments	873	(366)
Charges for transaction processing provisions	2,632	2,109
Deferred income tax expense (benefit)	(9,738)	7,754
Loss (gain) on disposal of equipment, net	(1,429)	11
Gain on disposal of subsidiary		(131)
Changes in operating assets & liabilities:
Accounts receivable	19,410	(2,698)
Prepaid expenses, other current assets and other long-term assets	4,508	(25,383)
Accounts payable	(13,239)	27,276
Accrued salaries and employee benefits	(11,489)	(14,031)
Other current liabilities and other long-term liabilities	13,005	10,407
Net cash provided by operating activities	199,294	195,708
CASH FLOWS FROM INVESTING ACTIVITIES:
Cash used in acquisitions, net of cash acquired	(45,287)	(148,531)
Purchases of property and equipment, net	(12,543)	(17,189)
Additions to licensed computer software from vendors	(5,882)	(20,812)
Additions to internally developed computer software	(9,242)	(9,406)
Proceeds from sale of tradenames	4,500
Additions to contract acquisition costs	(16,007)	(19,888)
Net cash used in investing activities	(84,461)	(215,826)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchase of noncontrolling interest	(174,050)
Repurchase of common stock	(35,700)	(1,075)
Dividends paid on common stock	(27,129)	(27,605)
Principal payments on long-term debt borrowings and capital lease obligations	(14,494)	(7,858)
Subsidiary dividends paid to noncontrolling shareholders	(448)	(250)
Excess tax benefit from share-based payment arrangements	54	111
Proceeds from exercise of stock options	1,339	378
Net cash used in financing activities	(250,428)	(36,299)
CASH AND CASH EQUIVALENTS:
Effect of exchange rate changes on cash and cash equivalents	4,134	(5,545)
Net increase (decrease) in cash and cash equivalents	(131,461)	(61,962)
Cash and cash equivalents at beginning of period	394,795	449,955
Cash and cash equivalents at end of period	263,334	387,993
Supplemental cash flow information:
Interest paid	1,558	1,391
Income taxes paid, net	$ 38,002	$ 72,192