Consolidated Statement of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash Flows from Operating Activities of Continuing Operations
Net income from continuing operations	$ 766.0	$ 516.8	$ 371.1
Adjustments to reconcile net income from continuing operations to net cash provided by operating activities, net of acquisitions:
Depreciation and amortization	149.7	148.5	149.1
Deferred income taxes	(16.2)	(27.8)	9.2
Stock-based compensation	26.5	24.5	17.5
Provision for bad debt expense	0.3	7.4	1.3
Loss on disposition of business	0.0	0.0	6.9
Loss on extinguishment of debt	0.0	0.0	16.8
Pension charge	0.0	7.0	0.0
Loss (gain) on sale of assets	2.5	3.5	(4.7)
Changes in assets and liabilities, net of acquisitions:
Increase in accounts receivable	(1.9)	(74.2)	(124.8)
Increase in inventories	(42.1)	(66.5)	(138.9)
Increase (decrease) in accounts payable	13.2	(15.3)	195.1
(Decrease) increase in current liabilities	(4.5)	108.3	27.6
Changes in other assets and liabilities, net	2.1	13.2	(14.9)
Contributions to qualified defined benefit pension plans	(20.0)	(12.5)	(0.1)
Other, net	5.2	3.3	2.5
NET CASH PROVIDED BY OPERATING ACTIVITIES FROM CONTINUING OPERATIONS	880.8	636.2	513.7
Cash Flows from Investing Activities of Continuing Operations
Capital expenditures	(165.7)	(129.3)	(90.2)
Acquisitions, net of cash acquired	(1,211.7)	(177.1)	0.1
Proceeds from disposal of business, net of cash	0.0	332.8	8.5
Purchases of available-for-sale investments	(25.4)	(33.7)	(11.4)
Proceeds from sales of available-for-sale investments	21.8	23.0	11.5
Other, net	0.8	2.4	9.4
NET CASH (USED IN) PROVIDED BY INVESTING ACTIVITIES FROM CONTINUING OPERATIONS	(1,380.2)	18.1	(72.1)
Cash Flows from Financing Activities of Continuing Operations
Issuance of long-term debt	600.0	0.0	298.7
Payment of long-term debt	0.0	0.0	(300.0)
Issuance of short-term debt	100.0	0.0	8.1
Payment of short-term debt	(2.2)	(4.8)	(151.6)
Payment of dividends	(245.5)	(229.6)	(216.9)
Make whole payment for retirement of long-term debt	0.0	0.0	(16.0)
Debt issuance cost	(2.2)	0.0	(4.5)
Acquisition of common shares	(30.0)	(182.0)	(11.2)
Other	(31.6)	(20.7)	(39.6)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES FROM CONTINUING OPERATIONS	388.5	(437.1)	(433.0)
Discontinued Operations:
Cash (used in) provided by operating activities	0.0	(53.0)	30.1
Cash used in investing activities	0.0	(1.7)	(5.7)
Cash (used in) provided by discontinued operations	0.0	(54.7)	24.4
Effect of foreign currency exchange rate changes on cash and cash equivalents	6.9	(8.8)	(3.0)
(Decrease) Increase in cash, cash equivalents, and restricted cash	(104.0)	153.7	30.0
Cash and cash equivalents, beginning of year	440.5	286.2	258.6
Cash and cash equivalents within assets held for sale, beginning of year	0.0	0.7	1.0
Restricted cash, included in other assets, beginning of year	2.8	2.7	0.0
Less: Restricted cash, included in Other Assets	3.2	2.8	2.7
Less: Cash and cash equivalents within assets held for sale, end of year	0.0	0.0	0.7
Cash and cash equivalents, end of year	$ 336.1	$ 440.5	$ 286.2