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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities
Net income	$ 489.3	$ 416.3
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	38.3	40.0
Stock-based compensation (Note 9)	37.6	30.5
Impairment charge (Note 4)	0.0	31.0
Change in fair value of contingent consideration liabilities, net (Note 7)	14.7	4.2
Deferred income taxes	18.9	43.7
Purchased in-process research and development	0.0	5.7
Other	2.0	(1.0)
Changes in operating assets and liabilities:
Accounts and other receivables, net	2.6	(74.8)
Inventories	(20.5)	(72.2)
Accounts payable and accrued liabilities	(89.2)	(59.5)
Income taxes	(188.9)	(46.0)
Prepaid expenses and other current assets	(11.5)	1.3
Other	(1.8)	6.8
Net cash provided by operating activities	291.5	326.0
Cash flows from investing activities
Capital expenditures	(96.0)	(73.9)
Purchases of held-to-maturity investments (Note 5)	0.0	(505.6)
Proceeds from held-to-maturity investments (Note 5)	339.5	232.0
Purchases of available-for sale investments (Note 5)	0.0	(332.3)
Proceeds from available-for-sale investments (Note 5)	101.1	289.4
Investments in intangible assets and in-process research and development	(3.0)	(6.4)
Investments in trading securities, net	(4.7)	(5.8)
Investments in unconsolidated affiliates, net (Note 5)	(3.2)
Investments in unconsolidated affiliates, net (Note 5)		0.3
Payment of contingent consideration	(10.0)	0.0
Acquisition of business, net of cash acquired	0.0	(84.8)
Other	1.5	0.1
Net cash provided by (used in) investing activities	325.2	(487.0)
Cash flows from financing activities
Proceeds from issuance of debt (Note 6)	685.8	985.4
Payments on debt and capital lease obligations (Note 6)	(522.2)	(808.2)
Purchases of treasury stock	(350.4)	(511.2)
Equity forward contract related to accelerated share repurchase agreement (Note 10)	(80.0)	0.0
Proceeds from stock plans	84.3	68.7
Payment of contingent consideration	(15.1)	0.0
Other	(2.2)	0.8
Net cash used in financing activities	(199.8)	(264.5)
Effect of currency exchange rate changes on cash and cash equivalents	(8.8)	3.6
Net increase (decrease) in cash and cash equivalents	408.1	(421.9)
Cash and cash equivalents at beginning of period	818.3	930.1
Cash and cash equivalents at end of period	$ 1,226.4	$ 508.2

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