Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities:
Net income	$ 820,174	$ 479,728
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	147,937	190,963
Share-based compensation	52,063	46,340
Deferred income taxes	16,739	(79,558)
Other	(32,921)	(71,476)
Changes in operating assets and liabilities, net:
Accounts receivable	(128,287)	(197,685)
Inventory	(21,507)	(16,980)
Accrued expenses and other current liabilities	(205,467)	(171,368)
Current taxes payable	154,017	(18,640)
Other changes in operating assets and liabilities, net	(69,711)	(56,698)
Net cash flows provided by operating activities	733,037	104,626
Cash flows from investing activities:
Proceeds from sales and maturities of marketable securities	373,563	757,512
Purchases of marketable securities	(322,958)	(666,211)
Acquisitions of business, net of cash acquired	(198,798)	0
Purchases of property, plant and equipment	(97,830)	(54,306)
Contingent consideration related to Fumapharm AG acquisition	250,000	25,000
Other	(6,748)	(6,002)
Net cash flows provided by (used in) investing activities	(502,771)	5,993
Cash flows from financing activities:
Proceeds from issuance of stock for share-based compensation arrangements	25,614	22,363
Excess tax benefit from stock options	66,429	79,456
Other	(11,287)	13,056
Net cash flows provided by financing activities	80,756	114,875
Net increase in cash and cash equivalents	311,022	225,494
Effect of exchange rate changes on cash and cash equivalents	(37,895)	545
Cash and cash equivalents, beginning of the period	1,204,924	602,562
Cash and cash equivalents, end of the period	$ 1,478,051	$ 828,601