Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Cash Flows from Operating Activities:
Net income	$ 992	$ 1,179	$ 1,223
Adjustments required to reconcile net income to cash flows from operating activities:
Depreciation and amortization	1,426	1,358	1,301
Provision for receivables	53	123	127
Provision for inventory	26	35	30
Deferred tax expense	113	117	105
Net loss (gain) on sales of businesses and assets	134	(45)	2
Undistributed equity in net income of unconsolidated affiliates	(91)	(92)	(90)
Stock-based compensation	91	90	125
Restructuring and asset impairment charges	130	116	154
Payments for restructurings	(133)	(136)	(144)
Contributions to defined benefit pension plans	(284)	(230)	(364)
Increase in accounts receivable and billed portion of finance receivables	(436)	(576)	(776)
Collections of deferred proceeds from sales of receivables	434	482	470
Increase in inventories	(22)	(38)	0
Increase in equipment on operating leases	(283)	(303)	(276)
(Increase) decrease in finance receivables	(10)	609	947
Collections on beneficial interest from sales of finance receivables	79	58	0
Increase in other current and long-term assets	(159)	(145)	(265)
Increase (decrease) in accounts payable and accrued compensation	128	(29)	120
Decrease in other current and long-term liabilities	(64)	(50)	(71)
Net change in income tax assets and liabilities	29	8	33
Net change in derivative assets and liabilities	(14)	(11)	11
Other operating, net	(76)	(145)	(82)
Net cash provided by operating activities	2,063	2,375	2,580
Cash Flows from Investing Activities:
Cost of additions to land, buildings and equipment	(368)	(346)	(388)
Proceeds from sales of land, buildings and equipment	54	86	9
Cost of additions to internal use software	(84)	(81)	(125)
Proceeds from sale of businesses	26	26	0
Acquisitions, net of cash acquired	(340)	(155)	(276)
Other investing, net	9	18	19
Net cash used in investing activities	(703)	(452)	(761)
Cash Flows from Financing Activities:
Net payments on debt	(175)	(434)	(108)
Common stock dividends	(289)	(272)	(231)
Preferred stock dividends	(24)	(24)	(24)
Proceeds from issuances of common stock	55	124	44
Excess tax benefits from stock-based compensation	18	16	10
Payments to acquire treasury stock, including fees	(1,071)	(696)	(1,052)
Repurchases related to stock-based compensation	(41)	(57)	(42)
Distributions to noncontrolling interests	(87)	(56)	(69)
Other financing	(10)	(3)	0
Net cash used in financing activities	(1,624)	(1,402)	(1,472)
Effect of exchange rate changes on cash and cash equivalents	(89)	(3)	(3)
(Decrease) increase in cash and cash equivalents	(353)	518	344
Cash and cash equivalents at beginning of year	1,764	1,246	902
Cash and Cash Equivalents at End of Year	$ 1,411	$ 1,764	$ 1,246