CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash Flows from Operating Activities
Net earnings	$ 88.8	$ 373.8	$ 382.4
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	88.6	84.6	73.4
Loss on sales of subsidiaries, net	1.3	6.0	0.0
Non-cash goodwill and other impairment charges	57.3	50.0	0.0
Deferred income taxes	(20.6)	4.8	(1.3)
Provision for doubtful accounts	5.4	6.2	17.9
Share-based compensation	28.7	37.6	36.8
Change in operating assets and liabilities:
Accounts receivable	391.8	28.8	(640.9)
Other assets	(45.2)	47.5	79.0
Other liabilities	(247.9)	(216.0)	697.5
Cash provided by operating activities	348.2	423.3	644.8
Cash Flows from Investing Activities
Capital expenditures	(78.2)	(75.6)	(64.2)
Acquisitions of businesses, net of cash acquired	0.0	(16.4)	(924.4)
Proceeds from the sale of subsidiaries and property and equipment	4.1	6.7	1.6
Cash used in investing activities	(74.1)	(85.3)	(987.0)
Cash Flows from Financing Activities
Net change in short-term borrowings	(12.8)	7.2	(3.0)
Net (repayments) proceeds of revolving debt facility	0.0	(75.0)	75.0
Proceeds from long-term debt	1.0	421.3	0.5
Repayments of long-term debt	(4.4)	(412.2)	(2.2)
Payments for debt issuance costs	0.0	(2.4)	0.0
Proceeds from derivative settlement	0.0	2.0	0.0
Payments of contingent consideration for acquisitions	0.0	(3.8)	(6.3)
Proceeds from share-based awards	1.8	0.3	5.1
Payments to noncontrolling interests	(0.6)	(1.1)	(1.2)
Other share-based award transactions	(10.4)	(8.5)	(5.0)
Repurchases of common stock	(179.8)	(270.0)	(210.0)
Dividends paid	(144.3)	(139.9)	(136.6)
Cash used in financing activities	(349.5)	(482.1)	(283.7)
Effect of exchange rate changes on cash	17.7	(64.7)	(93.4)
Change in cash and cash equivalents	(57.7)	(208.8)	(719.3)
Cash and cash equivalents, beginning of year	639.0	847.8	1,567.1
Cash and cash equivalents, end of year	581.3	639.0	847.8
Cash paid during the period for:
Interest	75.9	38.2	37.0
Income taxes, net	182.2	201.6	139.7
Operating lease liabilities	132.0	127.7	139.6
Non-cash operating activity:
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 135.6	$ 92.5	$ 70.2