CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities
Net income	$ 780.0	$ 827.7
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	68.8	68.2
Non-cash operating lease cost	13.9	14.3
Stock-based compensation (Note 7)	68.6	58.5
Change in fair value of contingent consideration liabilities, net (Note 5)	(23.8)	(107.1)
Loss (gain) on investments, net	38.2	(16.9)
Deferred income taxes	(102.4)	16.2
Other	4.2	3.7
Changes in operating assets and liabilities:
Accounts and other receivables, net	(77.7)	(135.9)
Inventories	(85.8)	17.5
Accounts payable and accrued liabilities	(81.7)	84.8
Income taxes	49.7	23.2
Prepaid expenses and other current assets	25.7	0.4
Litigation settlement accrual	(19.7)	3.7
Other	(32.5)	(31.7)
Net cash provided by operating activities	625.5	826.6
Cash flows from investing activities
Capital expenditures	(115.8)	(175.3)
Purchases of held-to-maturity investments (Note 3)	(180.7)	(35.0)
Proceeds from held-to-maturity investments (Note 3)	277.5	50.0
Purchases of available-for-sale investments (Note 3)	(114.3)	(376.5)
Proceeds from available-for-sale investments (Note 3)	584.1	168.5
Payment for acquisition options	(55.5)	(5.7)
Issuances of notes receivable	(45.5)	(3.6)
Collections of notes receivable	18.0	10.0
Other	(8.7)	(11.6)
Net cash provided by (used in) investing activities	359.1	(379.2)
Cash flows from financing activities
Proceeds from issuance of debt	0.0	14.0
Payments on debt and finance lease obligations	(0.1)	(15.6)
Purchases of treasury stock	(760.7)	(414.5)
Proceeds from stock plans	86.5	85.8
Other	(1.9)	(3.0)
Net cash used in financing activities	(676.2)	(333.3)
Effect of currency exchange rate changes on cash, cash equivalents, and restricted cash	27.1	11.6
Net increase in cash, cash equivalents, and restricted cash	335.5	125.7
Cash, cash equivalents, and restricted cash at beginning of period	867.4	1,200.2
Cash, cash equivalents, and restricted cash at end of period	$ 1,202.9	$ 1,325.9

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