Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash Flows from Operating Activities:
Net earnings	$ 77.8	$ 91.6
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:
Depreciation and amortization	21.0	21.3
Loss on sales of a subsidiary	0.0	8.0
Deferred income taxes	18.2	2.4
Provision for doubtful accounts	0.1	2.8
Share-based compensation	5.1	10.6
Changes in operating assets and liabilities:
Accounts receivable	398.0	(96.9)
Other assets	(37.3)	(17.1)
Other liabilities	(358.3)	47.9
Cash provided by operating activities	124.6	70.6
Cash Flows from Investing Activities:
Capital expenditures	(13.2)	(19.4)
Proceeds from the sales of subsidiaries and property and equipment	0.0	0.8
Cash used in investing activities	(13.2)	(18.6)
Cash Flows from Financing Activities:
Net change in short-term borrowings	(10.7)	(3.7)
Repayments of revolving debt facility	0.0	(25.0)
Proceeds from long-term debt	0.2	0.7
Repayments of long-term debt	(0.2)	0.0
Proceeds from share-based awards	1.7	0.3
Other share-based award transactions	(9.8)	(8.2)
Repurchases of common stock	(30.0)	(59.9)
Cash used in financing activities	(48.8)	(95.8)
Effect of exchange rate changes on cash	5.1	(26.7)
Change in cash and cash equivalents	67.7	(70.5)
Cash and cash equivalents, beginning of period	639.0	847.8
Cash and cash equivalents, end of period	706.7	777.3
Supplemental Cash Flow Information:
Interest Paid	10.7	5.9
Income taxes paid, net	29.0	14.0
Non-cash operating activity:
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 30.7	$ 9.5