CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash flows from operating activities
Net income	$ 687.9	$ 716.0
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	74.7	78.1
Non-cash operating lease cost	12.5	15.1
Stock-based compensation (Note 9)	77.7	88.5
Deferred income taxes	(45.2)	(101.9)
Loss on impairment	47.1	0.0
Other	8.3	2.0
Changes in operating assets and liabilities:
Accounts and other receivables, net	(68.6)	(32.0)
Inventories	41.5	(163.7)
Accounts payable and accrued liabilities	0.3	62.7
Income taxes	(189.2)	(370.0)
Prepaid expenses and other current assets	(3.3)	40.1
Intellectual property agreement accrual	(49.2)	(11.8)
Other	(23.9)	(5.1)
Net cash provided by operating activities	570.6	318.0
Cash flows from investing activities
Capital expenditures	(105.3)	(150.7)
Investments in unconsolidated affiliates	(48.3)	(6.0)
Purchases of held-to-maturity investments (Note 5)	(18.8)	(14.1)
Proceeds from held-to-maturity investments (Note 5)	32.0	25.2
Purchases of available-for-sale investments (Note 5)	(1,258.8)	(1.8)
Proceeds from available-for-sale investments (Note 5)	1,439.7	388.4
Investments in intangible assets	0.0	(20.0)
Payment for working capital adjustment for sale of product group (Note 4)	(36.3)	0.0
Payment for acquisition options	(17.0)	(10.8)
Issuances of notes receivable	(70.6)	(17.5)
Other	(3.4)	(4.8)
Net cash (used in) provided by investing activities	(86.8)	187.9
Cash flows from financing activities
Purchases of treasury stock	(264.1)	(158.3)
Equity forward contract related to accelerated share repurchase agreement (Note 10)	(50.0)	0.0
Proceeds from stock plans	107.1	116.4
Other	1.7	7.0
Net cash used in financing activities	(205.3)	(34.9)
Effect of currency exchange rate changes on cash, cash equivalents, and restricted cash	(47.3)	39.1
Net increase in cash, cash equivalents, and restricted cash	231.2	510.1
Cash, cash equivalents, and restricted cash at beginning of period	3,058.8	1,148.0
Cash, cash equivalents, and restricted cash at end of period (Note 2)	$ 3,290.0	$ 1,658.1