Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ 551.4	$ 350.1	$ 140.4
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	104.1	99.2	110.0
Unrealized (gain) loss on derivatives not designated as hedging instruments	(4.2)	(0.4)	0.1
Amortization of inventory step-up adjustment to fair value			7.6
Amortization of debt issuance costs and original issue discount	2.3	2.7	7.1
Stock-based compensation	36.7	29.5	49.2
Provision for excess and obsolete inventory	16.2	24.8	24.7
Deferred income taxes	1.2	(7.1)	(4.2)
Asset impairment		2.3	4.7
Other	3.3	0.7	(6.6)
Changes in operating assets and liabilities, net of businesses acquired:
Trade accounts receivable	(52.7)	(44.8)	(0.1)
Inventories	(91.7)	(52.2)	(29.3)
Income taxes payable	1.3	21.6	(12.4)
Other current and non-current assets	(0.3)	40.9	(9.8)
Current and non-current accrued compensation	17.0	19.4	(4.2)
Other current and non-current liabilities	(0.6)	5.5	(8.5)
Accounts payable	55.5	21.0	(24.2)
Net cash provided by operating activities	639.5	513.2	244.5
Cash flows from investing activities:
Acquisitions of businesses, net of cash acquired	(268.4)		(988.6)
Purchases of investments	(497.0)	(522.4)	(246.3)
Maturities of investments	478.3	332.4	142.6
Sales of investments	169.2	72.5	166.9
Proceeds from sale of assets			42.1
Purchases of property, plant and equipment	(86.7)	(84.9)	(63.9)
Net cash used in investing activities	(204.6)	(202.4)	(947.2)
Cash flows from financing activities:
Net proceeds from short and long-term borrowings	1.0	27.0	642.2
Payments of short and long-term borrowings	(15.2)	(83.8)	(111.5)
Net payments related to employee stock awards	(3.3)	(20.7)	(11.0)
Dividend payments	(47.6)	(44.0)	(43.5)
Net cash (used in) provided by financing activities	(65.1)	(121.5)	476.2
Effect of exchange rate changes on cash and cash equivalents	(11.8)	4.4	(3.2)
Increase (decrease) in cash and cash equivalents	358.0	193.7	(229.7)
Cash and cash equivalents at beginning of period	608.3	414.6	644.3
Cash and cash equivalents at end of period	966.3	608.3	414.6
Cash paid during the period for:
Interest	23.0	26.3	39.9
Income taxes	$ 109.9	$ 65.6	$ 35.5

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