Consolidated Statement of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash Flows from Operating Activities
Net income including noncontrolling interest	$ 2,504	$ 2,508
Adjustments to reconcile net income including noncontrolling interest to net cash provided by operating activities
Depreciation and amortization	683	708
Company pension and postretirement contributions	(185)	(77)
Company pension and postretirement expense	283	196
Stock-based compensation expense	187	174
Deferred income taxes	295	(36)
Excess tax benefits from stock-based compensation	(129)	(97)
Changes in assets and liabilities
Accounts receivable	(446)	(484)
Inventories	(269)	(242)
Accounts payable	(34)	57
Accrued income taxes (current and long-term)	(421)	16
Other - net	(50)	9
Net cash provided by operating activities	2,418	2,732
Cash Flows from Investing Activities
Purchases of property, plant and equipment (PP&E)	(661)	(634)
Proceeds from sale of PP&E and other assets	14	38
Acquisitions, net of cash acquired	(153)	(94)
Purchases of marketable securities and investments	(341)	(849)
Proceeds from maturities and sale of marketable securities and investments	1,269	982
Proceeds from sale of businesses	19	0
Other investing	19	(22)
Net cash provided by (used in) investing activities	166	(579)
Cash Flows from Financing Activities
Change in short-term debt - net	(39)	62
Repayment of debt (maturities greater than 90 days)	(10)	(119)
Proceeds from debt (maturities greater than 90 days)	1,925	1,078
Purchases of treasury stock	(2,581)	(3,134)
Proceeds from issuance of treasury stock pursuant to stock option and benefit plans	450	585
Dividends paid to shareholders	(1,298)	(1,122)
Excess tax benefits from stock-based compensation	129	97
Other - net	(50)	(31)
Net cash used in financing activities	(1,474)	(2,584)
Effect of exchange rate changes on cash and cash equivalents	(24)	(25)
Net increase (decrease) in cash and cash equivalents	1,086	(456)
Cash and cash equivalents at beginning of year	1,897	2,581
Cash and cash equivalents at end of period	$ 2,983	$ 2,125