Shareowners' Equity and Noncontrolling Interest (Tables)

3 Months Ended

Mar. 31, 2015

Stockholders' Equity Note [Abstract]

Stockholders' Equity Note Disclosure [Text Block]

	Quarter Ended March 31,
	2015									2014
(Dollars in millions)	Share-owners' Equity			Non-controlling Interest			Total Equity			Share-owners' Equity			Non-controlling Interest			Total Equity
Equity, beginning of period	$	31,213		$	1,351		$	32,564		$	31,866		$	1,353		$	33,219
Comprehensive income for the period:
Net income	1,426			72			1,498			1,213			93			1,306
Total other comprehensive loss	(550		)	(40		)	(590		)	(61		)	(7		)	(68		)
Total comprehensive income for the period	876			32			908			1,152			86			1,238
Common Stock issued under employee plans	125						125			165						165
Common Stock repurchased	(3,000		)				(3,000		)	(335		)				(335		)
Dividends on Common Stock	(553		)				(553		)	(514		)				(514		)
Dividends on ESOP Common Stock	(19		)				(19		)	(18		)				(18		)
Dividends attributable to noncontrolling interest				(55		)	(55		)				(56		)	(56		)
Sale of subsidiary shares from noncontrolling interest	11			14			25			1			24			25
Acquisition of noncontrolling interest				172			172						—			—
Disposition of noncontrolling interest				(3		)	(3		)				—			—
Redeemable noncontrolling interest	(3		)	6			3			—			(29		)	(29		)
Equity, end of period	$	28,650		$	1,517		$	30,167		$	32,317		$	1,378		$	33,695

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

(Dollars in millions)	Foreign Currency Translation			Defined Benefit Pension and Post- retirement Plans			Unrealized Gains (Losses) on Available-for-Sale Securities			Unrealized Hedging (Losses) Gains			Accumulated Other Comprehensive (Loss) Income
Quarter Ended March 31, 2014
Balance at December 31, 2013	$	170		$	(3,267	)	$	296		$	(79	)	$	(2,880	)
Other comprehensive (loss) income before reclassifications, net	(102		)	13			22			(65		)	(132		)
Amounts reclassified, pretax	3			104			(24		)	18			101
Tax (benefit) expense reclassified	—			(34		)	7			(3		)	(30		)
Balance at March 31, 2014	$	71		$	(3,184	)	$	301		$	(129	)	$	(2,941	)

(Dollars in millions)	Foreign Currency Translation			Defined Benefit Pension and Post- retirement Plans			Unrealized Gains (Losses) on Available-for-Sale Securities			Unrealized Hedging (Losses) Gains			Accumulated Other Comprehensive (Loss) Income
Quarter Ended March 31, 2015
Balance at December 31, 2014	$	(1,051	)	$	(5,709	)	$	308		$	(209	)	$	(6,661	)
Other comprehensive (loss) income before reclassifications, net	(665		)	35			54			(132		)	(708		)
Amounts reclassified, pretax	(2		)	217			(28		)	57			244
Tax (benefit) expense reclassified	—			(80		)	10			(16		)	(86		)
Balance at March 31, 2015	$	(1,718	)	$	(5,537	)	$	344		$	(300	)	$	(7,211	)

Temporary Equity [Text Block]

	Quarter Ended March 31,
(Dollars in millions)	2015			2014
Redeemable noncontrolling interest, beginning of period	$	140		$	111
Net income	1			6
Foreign currency translation, net	(7		)	(2		)
Dividends attributable to noncontrolling interest	(3		)	(3		)
Redeemable noncontrolling interest fair value adjustment	4			—
Redeemable noncontrolling interest reclassification to noncontrolling interest	—			25
Redeemable noncontrolling interest, end of period	$	135		$	137

Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Text Block]

	Quarter Ended March 31,
(Dollars in millions)	2015			2014
Net income attributable to common shareowners	$	1,426		$	1,213
Transfers to noncontrolling interests:
Increase in common stock for sale of subsidiary shares	23			4
Decrease in common stock for purchase of subsidiary shares	(12		)	(3		)
Net income attributable to common shareowners after transfers to noncontrolling interests	$	1,437		$	1,214