Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flow from operating activities:
Net income	$ 393.4	$ 387.6
Adjustments to reconcile net income to net cash flow from operating activities:
Depreciation and amortization	147.5	112.3
Excess and obsolescence charges related to inventory	27.5	17.4
Amortization of inventory step-up	44.1	0.0
Share-based compensation	72.8	75.6
Deferred income taxes	39.9	(64.5)
(Gain) loss on strategic investments	31.3	79.6
Other	25.4	31.4
Changes in operating assets and liabilities, net of effects of business acquired:
Inventory	(77.7)	27.9
Accrued expense and other current liabilities	(177.1)	(295.0)
Income tax assets and liabilities	(2.2)	65.0
Other changes in operating assets and liabilities, net	(56.1)	(96.8)
Net cash flow provided by (used in) operating activities	553.2	455.3
Cash flow from investing activities:
Purchases of property, plant and equipment	(45.9)	(66.6)
Proceeds from sales and maturities of marketable securities	0.0	406.7
Purchases of marketable securities	0.0	(1,321.2)
Acquisitions of intangible assets	(75.0)	(5.0)
Proceeds from sales of strategic investments	55.6	33.8
Other	(0.7)	(0.7)
Net cash flow provided by (used in) investing activities	(66.0)	(953.0)
Cash flow from financing activities:
Payments related to issuance of stock for share-based compensation arrangements, net	(46.9)	(60.1)
Repayment of borrowings and premiums paid	400.0	0.0
Net (distribution) contribution to noncontrolling interest	0.0	0.2
Other	7.3	16.5
Net cash flow provided by (used in) financing activities	(439.6)	(43.4)
Net increase (decrease) in cash and cash equivalents	47.6	(541.1)
Effect of exchange rate changes on cash and cash equivalents	(23.1)	20.0
Cash and cash equivalents, beginning of the period	1,049.9	3,419.3
Cash and cash equivalents, end of the period	1,074.4	2,898.2
Nonrelated Party
Changes in operating assets and liabilities, net of effects of business acquired:
Accounts receivable	43.7	77.2
Related Party
Changes in operating assets and liabilities, net of effects of business acquired:
Accounts receivable	$ 40.7	$ 37.6