CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flows From Operating Activities
Net Income (Loss)	$ 565,000,000.0	$ (32,400,000)	$ 159,100,000
Income from discontinued operations, net of tax	41,600,000	24,400,000	61,800,000
Income (loss) from continuing operations	523,400,000	(56,800,000)	97,300,000
Adjustments to reconcile net income (loss) from continuing operations to net cash provided by operating activities from continuing operations:
Amortization of intangible assets	332,900,000	335,100,000	105,300,000
Depreciation	89,200,000	77,400,000	41,200,000
Impairment of other intangible assets	0	19,900,000	0
Non-cash restructuring charges	1,100,000	6,200,000	400,000
Stock-based compensation expense	87,200,000	47,500,000	18,700,000
Loss on equity method investments	11,400,000	0	0
Foreign currency transaction losses (gains), net	(12,000,000.0)	18,600,000	7,300,000
Loss on extinguishment of debt	9,000,000.0	2,000,000.0	200,000
Non-cash adjustments to carrying value of LIFO inventories	33,200,000	39,800,000	200,000
Deferred income taxes	103,600,000	83,100,000	21,300,000
Other non-cash adjustments	(200,000)	0	800,000
Changes in assets and liabilities
Receivables	(62,500,000)	52,400,000	(14,500,000)
Inventories	(134,400,000)	159,000,000.0	27,400,000
Accounts payable	118,200,000	(43,400,000)	44,200,000
Accrued liabilities	(220,000,000.0)	115,700,000	(25,000,000.0)
Other assets and liabilities, net	(45,100,000)	(36,800,000)	(58,700,000)
Net cash provided by operating activities from continuing operations	627,800,000	653,500,000	223,500,000
Cash Flows From Investing Activities
Capital expenditures	(64,100,000)	(42,000,000.0)	(37,900,000)
Net cash (paid) acquired in business combinations		9,000,000.0
Net cash (paid) acquired in business combinations	(974,800,000)		(12,000,000.0)
Disposals of property, plant and equipment	9,500,000	1,700,000	400,000
Net cash used in investing activities from continuing operations	(1,029,400,000)	(31,300,000)	(49,500,000)
Cash Flows From Financing Activities
Principal payments on long-term debt	(435,700,000)	(1,619,100,000)	(32,600,000)
Proceeds from long-term debt	0	1,980,100,000	0
Cash dividends on common stock	(8,200,000)	0	0
Purchases of treasury stock	(736,800,000)	(2,100,000)	(18,600,000)
Proceeds from stock option exercises	23,700,000	22,700,000	42,700,000
Payments of debt issuance costs	0	(47,800,000)	(500,000)
Purchase of shares from noncontrolling interests	0	(14,900,000)	0
Proceeds from sale of noncontrolling interests	0	11,900,000	0
Other financing	0	(2,100,000)	(1,300,000)
Net cash (used in) provided by financing activities from continuing operations	(1,157,000,000)	328,700,000	(10,300,000)
Cash Flows From Discontinued Operations:
Net cash provided by (used in) operating activities	(12,300,000)	260,800,000	119,800,000
Net cash provided by (used in) investing activities	1,943,700,000	(6,600,000)	(4,800,000)
Net cash used in financing activities	0	0	(1,200,000)
Net cash provided by discontinued operations	1,931,400,000	254,200,000	113,800,000
Effect of exchange rate changes on cash and cash equivalents	(14,100,000)	40,300,000	6,800,000
Net increase in cash and cash equivalents	358,700,000	1,245,400,000	284,300,000
Cash and cash equivalents, beginning of year	1,750,900,000	505,500,000	221,200,000
Cash and cash equivalents, end of year	2,109,600,000	1,750,900,000	505,500,000
Supplemental Cash Flow Information
Cash paid for income taxes	427,900,000	106,300,000	61,600,000
Cash paid for interest	79,800,000	98,700,000	85,600,000
Capital expenditures in accounts payable	$ 3,500,000	$ 4,000,000.0	$ 4,800,000