CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash Flows From Operating Activities
Net (loss) income	$ (2,408,000,000)	$ (288,000,000)	$ 880,000,000
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization of intangible assets	2,866,000,000	2,467,000,000	1,614,000,000
Amortization and write-off of debt discounts and debt issuance costs	118,000,000	145,000,000	70,000,000
Asset impairments	422,000,000	304,000,000	145,000,000
Acquisition accounting adjustment on inventory sold	38,000,000	134,000,000	27,000,000
Acquisition-related contingent consideration	(13,000,000)	(23,000,000)	(14,000,000)
Allowances for losses on trade receivables and inventories	174,000,000	115,000,000	81,000,000
Deferred income taxes	(236,000,000)	(160,000,000)	4,000,000
(Gain) Loss on disposal of assets and businesses	(8,000,000)	5,000,000	(254,000,000)
(Reduction) additions to accrued legal settlements	59,000,000	37,000,000	(45,000,000)
Payments of accrued legal settlements	(69,000,000)	(33,000,000)	(3,000,000)
Goodwill impairment	1,077,000,000	0	0
Loss on deconsolidation	18,000,000	0	0
Share-based compensation	165,000,000	140,000,000	78,000,000
Foreign exchange loss	14,000,000	95,000,000	135,000,000
Loss on extinguishment of debt	0	20,000,000	130,000,000
Payment of contingent consideration adjustments, including accretion	(28,000,000)	(23,000,000)	(11,000,000)
Other	8,000,000	(10,000,000)	32,000,000
Changes in operating assets and liabilities:
Trade receivables	(34,000,000)	(626,000,000)	(572,000,000)
Inventories	(164,000,000)	(276,000,000)	(193,000,000)
Prepaid expenses and other current assets	232,000,000	(91,000,000)	(110,000,000)
Accounts payable, accrued and other liabilities	(144,000,000)	325,000,000	318,000,000
Net cash provided by operating activities	2,087,000,000	2,257,000,000	2,312,000,000
Cash Flows From Investing Activities
Acquisition of businesses, net of cash acquired	(19,000,000)	(15,458,000,000)	(1,102,000,000)
Acquisition of intangible assets and other assets	(56,000,000)	(68,000,000)	(179,000,000)
Purchases of property, plant and equipment	(235,000,000)	(235,000,000)	(292,000,000)
Reduction of cash due to deconsolidation	(30,000,000)	0	0
Proceeds from sales and maturities of short-term investments	17,000,000	67,000,000	53,000,000
Net settlement of assumed derivative contracts	0	184,000,000	0
Settlement of foreign currency forward exchange contracts	0	(26,000,000)	0
Purchases of marketable securities	(1,000,000)	(49,000,000)	(72,000,000)
Purchase of equity method investment	0	0	(76,000,000)
Proceeds from sale of equity method investment	0	0	76,000,000
Proceeds from sale of assets and businesses, net of costs to sell	199,000,000	13,000,000	1,492,000,000
Increase in restricted cash	0	(5,000,000)	0
Net cash used in investing activities	(125,000,000)	(15,577,000,000)	(100,000,000)
Cash Flows From Financing Activities
Issuance of long-term debt, net of discount	1,220,000,000	17,817,000,000	1,630,000,000
Repayments of long-term debt	(2,436,000,000)	(2,055,000,000)	(3,888,000,000)
Short-term debt borrowings	3,000,000	8,000,000	19,000,000
Repayments of convertible notes assumed	(3,000,000)	(8,000,000)	(28,000,000)
Repayments of convertible notes assumed	0	(3,123,000,000)	0
Issuance of common stock, net	0	1,433,000,000	0
Repurchases of common shares	0	(72,000,000)	0
Proceeds from exercise of stock options	33,000,000	30,000,000	17,000,000
Payments of employee withholding tax upon vesting of share-based awards	(11,000,000)	(88,000,000)	(44,000,000)
Payments of contingent consideration	(123,000,000)	(151,000,000)	(106,000,000)
Payments of deferred consideration	(540,000,000)	(55,000,000)	0
Payments of financing costs	(97,000,000)	(103,000,000)	(52,000,000)
Other	(9,000,000)	(9,000,000)	(8,000,000)
Net cash (used in) provided by financing activities	(1,963,000,000)	13,624,000,000	(2,460,000,000)
Effect of exchange rate changes on cash and cash equivalents	(54,000,000)	(30,000,000)	(29,000,000)
Net (decrease) increase in cash and cash equivalents	(55,000,000)	274,000,000	(277,000,000)
Cash and cash equivalents, beginning of year	597,000,000	323,000,000	600,000,000
Cash and cash equivalents, end of year	$ 542,000,000	$ 597,000,000	$ 323,000,000