Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income	$ 203	$ 247
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	48	48
Share-based compensation	17	16
Deferred income taxes	(1)	(16)
Extinguishment of debt	36	0
Net gain on divestiture of business	0	(27)
Net income from unconsolidated investees	(17)	(45)
Other reconciling items included in net income	(1)	0
Net change in operating assets and liabilities, net of effects of divestiture and acquisitions:
Receivables, net	(174)	(50)
Other assets	69	(288)
Accounts payable and accrued expenses	28	34
Section 31 fees payable to SEC	29	(40)
Accrued personnel costs	(53)	(79)
Deferred revenue	204	186
Other liabilities	(8)	351
Net cash provided by operating activities	380	337
Cash flows from investing activities:
Purchases of securities	(92)	(101)
Proceeds from sales and redemptions of securities	114	138
Proceeds from divestiture of business	0	108
Acquisition of businesses, net of cash and cash equivalents acquired	(157)	(193)
Purchases of property and equipment	(26)	(20)
Other investing activities	7	(6)
Net cash used in investing activities	(154)	(74)
Cash flows from financing activities:
Proceeds from (repayments of) commercial paper, net	(42)	265
Repayments of debt obligations	(671)	(515)
Payment of debt extinguishment cost	(36)	0
Proceeds from utilization of credit commitment	799	15
Proceeds from issuances of long-term debt, net of issuance costs	644	0
Repurchases of common stock	(122)	0
Dividends paid	(78)	(73)
Payments related to employee shares withheld for taxes	(28)	(30)
Proceeds of customer funds	0	36
Other financing activities	2	0
Net cash provided by (used in) financing activities	468	(302)
Effect of exchange rate changes on cash and cash equivalents and restricted cash	(12)	(8)
Net increase (decrease) in cash and cash equivalents and restricted cash	682	(47)
Cash and cash equivalents and restricted cash at beginning of period	362	586
Cash and cash equivalents and restricted cash at end of period	1,044	539
Cash paid for:
Interest	33	23
Income taxes, net of refund	$ 41	$ 22