CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash Flows From Operating Activities:
Net Earnings	$ 2,501	$ 5,260	$ 4,513
Adjustments to reconcile net earnings to net cash provided by operating activities:
Net earnings attributable to noncontrolling interest	(541)	(1,551)	(1,411)
Depreciation and amortization	681	628	607
Deferred income taxes	(1,230)	415	422
Stock-based compensation	154	161	193
Impairment charges	2,180	28	228
Proceeds from Amylin diabetes collaboration	3,570
Other adjustments	(35)	(147)	(32)
Changes in operating assets and liabilities:
Receivables	648	(220)	(270)
Inventories	(103)	(193)	156
Accounts payable	(232)	593	315
Other deferred income	295	58	254
U.S. and foreign income taxes payable	(50)	(134)	(236)
Other	(897)	(58)	(248)
Net Cash Provided by Operating Activities	6,941	4,840	4,491
Cash Flows From Investing Activities:
Proceeds from sale and maturities of marketable securities	4,890	5,960	3,197
Purchases of marketable securities	(3,607)	(6,819)	(5,823)
Additions to property, plant and equipment and capitalized software	(548)	(367)	(424)
Proceeds from sale of businesses and other investing activities	68	149	67
Purchases of businesses, net of cash acquired	(7,530)	(360)	(829)
Net Cash Used in Investing Activities	(6,727)	(1,437)	(3,812)
Cash Flows From Financing Activities:
Short-term debt borrowings/(repayments)	49	(1)	(33)
Proceeds from issuance of long-term debt	1,950		6
Long-term debt repayments	(2,108)	(78)	(936)
Interest rate swap terminations	2	296	146
Issuances of common stock	463	601	252
Common stock repurchases	(2,403)	(1,221)	(576)
Dividends paid	(2,286)	(2,254)	(2,202)
Net Cash Used in Financing Activities	(4,333)	(2,657)	(3,343)
Effect of Exchange Rates on Cash and Cash Equivalents	(1)	(3)	14
(Decrease)/Increase in Cash and Cash Equivalents	(4,120)	743	(2,650)
Cash and Cash Equivalents at Beginning of Period	5,776	5,033	7,683
Cash and Cash Equivalents at End of Period	$ 1,656	$ 5,776	$ 5,033