Consolidated Statements Of Cash Flows - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net income	$ 494.3	$ 124.9	$ 323.9
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	237.1	260.7	234.5
Noncash compensation	60.6	65.3	75.0
Noncash income from financial services	(7.7)	(18.5)	(32.5)
Deferred income taxes	15.2	(83.7)	(9.5)
Loss on sale of businesses	34.8
Goodwill and other intangible asset impairments		379.2
Other, net	7.1	1.9	5.2
Changes in operating assets and liabilities:
Trade receivables	(0.2)	(56.2)	6.8
Inventories	(503.1)	(44.9)	(149.9)
Accounts payable	27.1	326.6	103.8
Accrued expenses	(55.8)	54.0	99.0
Income taxes payable/receivable	(4.8)	30.5	4.9
Prepaid expenses and other, net	(10.9)	(21.2)	(6.1)
Net cash provided by operating activities	293.7	1,018.6	655.1
Net Cash Provided by (Used in) Investing Activities [Abstract]
Purchase of property and equipment	(298.3)	(213.9)	(251.4)
Investment in finance affiliate	(42.2)	(30.6)	(16.9)
Distributions from finance affiliate	60.0	100.4	30.8
Investment in other affiliates	(23.4)	(6.6)
Acquisition of businesses, net of cash acquired			(1.8)
Net cash used for investing activities	(303.9)	(150.7)	(239.3)
Net Cash Provided by (Used in) Financing Activities [Abstract]
Borrowings under debt arrangements	2,424.3	1,365.5	3,368.9
Repayments under debt arrangements	(2,073.0)	(1,611.7)	(3,638.9)
Repurchase and retirement of common shares	(461.6)	(50.3)	(8.4)
Cash dividends to shareholders	(153.4)	(152.5)	(149.1)
Proceeds from stock issuances under employee plans	156.1	33.6	15.7
Net cash used for financing activities	(107.6)	(415.4)	(411.8)
Impact of currency exchange rates on cash balances	(10.6)	8.7	(0.8)
Net increase (decrease) in cash, cash equivalents and restricted cash	(128.4)	461.2	3.2
Cash, cash equivalents and restricted cash at beginning of period	657.5	196.3	193.1
Cash, cash equivalents and restricted cash at end of period	529.1	657.5	196.3
Supplemental Cash Flow Information [Abstract]
Interest paid on debt borrowings	44.8	67.0	77.0
Income taxes paid	124.4	65.5	87.8
Cash and cash equivalents	509.2	634.7	157.1
Other long-term assets	19.9	22.8	39.2
Total	$ 529.1	$ 657.5	$ 196.3

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