Consolidated Statement of Cash Flows $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Cash Flows from Operating Activities of Continuing Operations
Net income from continuing operations	$ 371.1	$ 334.7	$ 368.0
Adjustments to reconcile net income from continuing operations to net cash provided by operating activities, net of acquisitions:
Depreciation and amortization	149.1	144.5	137.9
Deferred income taxes	9.2	1.4	4.0
Stock-based compensation	17.5	21.9	14.5
Provision for bad debt expense	1.3	6.7	1.7
Loss (Gain) on disposition of business	6.9	0.0	(21.7)
Loss on extinguishment of debt	16.8	0.0	0.0
Pension charge	0.0	7.6	0.0
(Gain) loss on sale of assets	(4.7)	0.2	(0.6)
Changes in assets and liabilities, net of acquisitions:
(Increase) decrease in accounts receivable	(124.8)	41.7	35.4
(Increase) decrease in inventories	(138.9)	45.8	(6.3)
Increase (decrease) in accounts payable	195.1	20.7	(29.3)
Increase (decrease) in current liabilities	27.6	(26.9)	3.8
Changes in other assets and liabilities, net	(14.9)	19.2	0.9
Contributions to qualified defined benefit pension plans	(0.1)	(23.2)	(10.4)
Other, net	2.5	8.6	18.9
NET CASH PROVIDED BY OPERATING ACTIVITIES FROM CONTINUING OPERATIONS	513.7	602.9	516.8
Cash Flows from Investing Activities of Continuing Operations
Capital expenditures	(90.2)	(82.8)	(86.7)
Acquisitions, net of cash acquired	0.1	(239.6)	(70.8)
Proceeds from disposal of business, net of cash	8.5	0.0	33.6
Purchases of available-for-sale investments	(11.4)	(35.1)	(14.2)
Proceeds from sales of available-for-sale investments	11.5	28.9	12.5
Other, net	9.4	5.3	3.7
NET CASH USED IN INVESTING ACTIVITIES FROM CONTINUING OPERATIONS	(72.1)	(323.3)	(121.9)
Cash Flows from Financing Activities of Continuing Operations
Issuance of long-term debt	298.7	225.0	0.0
Payment of long-term debt	(300.0)	(331.3)	(225.0)
Issuance of short-term debt	8.1	125.5	0.7
Payment of short-term debt	(151.6)	(3.6)	(0.8)
Payment of dividends	(216.9)	(201.4)	(186.6)
Make whole payment for retirement of long-term debt	(16.0)	0.0	0.0
Debt issuance cost	(4.5)	0.0	0.0
Acquisition of common shares	(11.2)	(41.3)	(35.0)
Other	(39.6)	(17.1)	(24.3)
NET CASH PROVIDED (USED) IN FINANCING ACTIVITIES FROM CONTINUING OPERATIONS	(433.0)	(244.2)	(471.0)
Discontinued Operations:
Cash provided by operating activities	30.1	45.1	74.8
Cash used by investing activities	(5.7)	(5.5)	(7.0)
Cash provided by discontinued operations	24.4	39.6	67.8
Effect of foreign currency exchange rate changes on cash and cash equivalents	(3.0)	2.6	1.3
Increase (Decrease) in cash, cash equivalents, and restricted cash	30.0	77.6	(7.0)
Cash and cash equivalents, beginning of year	258.6	179.8	187.4
Cash and cash equivalents within assets held for sale, beginning of year	1.0	2.2	1.6
Less: Restricted cash, included in Other Assets	2.7	0.0	0.0
Less: Cash and cash equivalents within assets held for sale, end of year	0.7	1.0	2.2
Cash and cash equivalents, end of year	$ 286.2	$ 258.6	$ 179.8