Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net earnings	$ 203.8	$ 95.9
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	180.3	174.0
Amortization of debt issuance costs and original issue discount	2.4	2.1
Deferred income taxes, net	(0.9)	5.9
Equity in (gains) losses of unconsolidated affiliates, net of tax	(66.2)	37.9
Equity-based compensation	29.4	39.8
Changes in assets and liabilities, net of acquired assets and liabilities:
Trade and other receivables, including receivables from related parties	(7.9)	(7.9)
Prepaid expenses and other assets	(7.9)	1.8
Deferred contract costs	(36.9)	(28.8)
Deferred revenues	(17.0)	(16.0)
Trade accounts payable and other liabilities	(13.2)	(83.3)
Net cash provided by operating activities	265.9	221.4
Cash flows from investing activities:
Additions to property and equipment	(19.5)	(11.3)
Additions to computer software	(63.2)	(57.2)
Business acquisitions, net of cash acquired	(1,869.2)	(52.8)
Investments in unconsolidated affiliate	(100.0)	(392.6)
Proceeds from sale of investment in unconsolidated affiliate	8.4	0.0
Asset acquisition	15.0	0.0
Net cash used in investing activities	(2,058.5)	(513.9)
Cash flows from financing activities:
Net proceeds from issuance of common stock, before offering expenses	484.6	0.0
Costs directly associated with issuance of common stock	(0.4)	0.0
Issuance of senior unsecured notes, net of original issue discount	990.0	0.0
Debt issuance costs paid	(2.4)	0.0
Revolver borrowings	574.6	842.8
Revolver payments	(746.6)	(509.0)
Term loan payments	(39.1)	(23.4)
Contributions received for redeemable noncontrolling interests	578.0	0.0
Purchases of treasury stock	0.0	(11.9)
Finance lease payments	(9.4)	0.0
Tax withholding payments for restricted share vesting	(20.9)	(15.9)
Other financing activities	0.0	(0.6)
Net cash provided by financing activities	1,808.4	282.0
Net increase (decrease) in cash and cash equivalents	15.8	(10.5)
Cash and cash equivalents, beginning of period	15.4	20.3
Cash and cash equivalents, end of period	31.2	9.8
Supplemental cash flow information:
Interest paid, net	(36.4)	(45.3)
Income taxes paid, net	$ (48.1)	$ (41.9)