CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Cash Flows from Operating Activities
Net earnings	$ 23.8	$ 465.7	$ 556.7
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	76.3	77.2	85.8
Non-cash gain on disposition of previously held equity interest		(80.4)
Non-cash gain on disposition of previously held controlling interest		(30.4)
Non-cash goodwill and other impairment charges	71.3	64.0
Non-cash operating lease right-of-use assets impairment	27.3
Deferred income taxes	(10.4)	(43.0)	(11.9)
Provision for doubtful accounts	20.3	21.8	23.0
Share-based compensation	24.2	26.3	27.8
Change in operating assets and liabilities, excluding the impact of acquisitions:
Accounts receivable	586.9	(80.2)	(146.4)
Other assets	29.9	122.3	58.7
Other liabilities	86.8	271.1	(110.6)
Cash provided by operating activities	936.4	814.4	483.1
Cash Flows from Investing Activities
Capital expenditures	(50.7)	(52.9)	(64.7)
Acquisitions of businesses, net of cash acquired	(0.7)	77.8	(9.1)
Impact to cash resulting from deconsolidation of subsidiaries		(57.9)
Proceeds from the sale of subsidiaries, investments, property and equipment	9.0	16.8	18.9
Cash used in investing activities	(42.4)	(16.2)	(54.9)
Cash Flows from Financing Activities
Net change in short-term borrowings	(40.8)	11.2	3.5
Proceeds from long-term debt	2.7	9.6	583.3
Repayments of long-term debt	(0.4)	(1.3)	(408.6)
Payments for debt issuance costs			(2.5)
Payments of contingent consideration for acquisitions	(1.9)	(22.8)	(18.6)
Proceeds from share-based awards and sale of subsidiaries	7.4	7.5	5.2
Payments to noncontrolling interests	(0.8)	(2.1)	(1.9)
Other share-based award transactions	(7.6)	(7.2)	(17.3)
Repurchases of common stock	(264.7)	(203.0)	(500.7)
Dividends paid	(129.1)	(129.3)	(127.3)
Cash used in financing activities	(435.2)	(337.4)	(484.9)
Effect of exchange rate changes on cash	82.5	(26.9)	(40.4)
Change in cash and cash equivalents	541.3	433.9	(97.1)
Cash and cash equivalents, beginning of year	1,025.8	591.9	689.0
Cash and cash equivalents, end of year	1,567.1	1,025.8	591.9
Cash paid during the period for:
Interest	40.8	42.4	49.9
Income taxes, net	149.8	179.2	$ 184.6
Operating lease liabilities	142.0	150.1
Non-cash operating activity:
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 63.6	$ 129.3