Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 8,281	$ 3,257
Marketable securities	14,277	20,804
Receivable from sale of investments	560	0
Trade receivables, net	2,670	2,518
Inventories	2,838	2,744
Other current assets	2,049	1,886
Total current assets	30,675	31,209
Property, plant and equipment, net	5,283	5,326
Intangible assets, net	3,682	3,968
Goodwill	12,572	12,662
Restricted investments	3,411	0
Other assets	1,450	1,133
Total assets	57,073	54,298
Current liabilities:
Accounts payable	895	905
Accrued liabilities	3,937	4,791
Current portion of long-term debt	11	2,495
Total current liabilities	4,843	8,191
Long-term debt	27,178	24,034
Other noncurrent liabilities	3,324	3,013
Contingencies and commitments
Stockholders’ equity:
Common stock and additional paid-in capital; $0.0001 par value; 2,750.0 shares authorized; outstanding - 754.1 shares in 2013 and 756.3 shares in 2012	29,665	29,337
Accumulated deficit	(7,840)	(10,423)
Accumulated other comprehensive (loss) income	(97)	146
Total stockholders’ equity	21,728	19,060
Total liabilities and stockholders’ equity	$ 57,073	$ 54,298