Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities:
Net income	$ 445,600,000	$ 402,700,000
Adjustments to reconcile net income to net cash provided by operating activities:
Income from equity method investments	(8,000,000.0)	(3,900,000)
Impairment, Long-Lived Asset, Held-for-Use	63,200,000	0
Restructuring charges, net of cash paid	0	700,000
Provision for credit losses	4,700,000	4,300,000
Unrealized losses, net on derivative contracts	5,600,000	800,000
Stock-based compensation expense	23,500,000	16,400,000
Depreciation and amortization	62,000,000.0	56,200,000
Deferred income taxes	(24,900,000)	(16,600,000)
Pension expense	2,400,000	5,100,000
Pension contributions	(2,800,000)	(700,000)
Other items, net	(1,400,000)	(1,400,000)
Changes in assets and liabilities:
Dividends from affiliates	0	1,200,000
Accounts and notes receivable	(142,500,000)	(214,900,000)
Inventories	(44,900,000)	(245,700,000)
Other current assets	(500,000)	(5,100,000)
Accounts payable	(10,900,000)	78,700,000
Accrued expenses	69,400,000	36,000,000.0
Income taxes payable and receivable, net	(6,700,000)	35,500,000
Leases, net	3,400,000	800,000
Other, net	(7,300,000)	20,000,000.0
Net cash provided by operating activities	429,900,000	170,100,000
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment	1,600,000	1,200,000
Purchases of property, plant and equipment	(125,000,000.0)	(67,000,000.0)
Purchases of short-term investments	(1,100,000)	(2,400,000)
Net cash used in investing activities	(124,500,000)	(68,200,000)
Cash flows from financing activities:
Asset securitization borrowings	190,000,000.0	382,000,000.0
Asset securitization payments	(540,000,000.0)	(232,000,000.0)
Long-term debt payments	(10,600,000)	(9,800,000)
Issuance of senior unsecured notes	500,000,000.0	0
Borrowings from credit facility	1,547,500,000	1,967,500,000
Payments of deferred financing costs	(5,400,000)	0
Payments on credit facility	(1,739,500,000)	(1,752,000,000)
Proceeds from employee stock purchases	2,900,000	2,700,000
Repurchases of common stock	0	(300,000,000.0)
Repurchases of common stock to satisfy employee withholding tax obligations	(7,100,000)	(5,500,000)
Cash dividends paid	(153,400,000)	(142,000,000.0)
Net cash used in financing activities	(215,600,000)	(89,100,000)
Increase in cash and cash equivalents	89,800,000	12,800,000
Cash balances classified as assets held for sale	(7,600,000)	0
Effect of exchange rates on cash and cash equivalents	(2,800,000)	(3,100,000)
Cash and cash equivalents, beginning of period	52,600,000	31,000,000.0
Cash and cash equivalents, end of period	132,000,000.0	40,700,000
Supplemental disclosures of cash flow information:
Interest paid	42,000,000.0	23,200,000
Income taxes paid (net of refunds)	$ 151,300,000	$ 75,400,000