Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Notes to Consolidated Financial Statements [Abstract]

Schedule of Components of Income Tax Expense (Benefit) Table [Text Block]

(dollars in millions)	2013			2012			2011
Current:
United States:
Federal	$	616		$	403		$	382
State	55			9			96
Foreign	1,325			1,179			1,322
	1,996			1,591			1,800
Future:
United States:
Federal	262			335			526
State	36			111			26
Foreign	(56		)	(326		)	(218		)
	242			120			334
Income tax expense	$	2,238		$	1,711		$	2,134
Attributable to items credited to equity and goodwill	$	(1,661	)	$	297		$	864

Schedule of Deferred Tax Assets and Liabilities Table [Text Block]

(dollars in millions)	2013			2012
Future income tax benefits:
Insurance and employee benefits	$	747		$	1,168
Other asset basis differences	365			119
Other liability basis differences	1,187			1,052
Tax loss carryforwards	386			382
Tax credit carryforwards	1,184			1,107
Valuation allowances	(669		)	(618		)
	$	3,200		$	3,210
Future income taxes payable:
Insurance and employee benefits	$	(992	)	$	(2,238	)
Other asset basis differences	4,649			4,440
Other items, net	(178		)	(195		)
Tax loss carryforwards	(346		)	(409		)
Tax credit carryforwards	(68		)	(80		)
Valuation allowances	273			286
	$	3,338		$	1,804

Schedule of Income before Income Tax Domestic and Foreign Table [Text Block]

(dollars in millions)	2013		2012		2011
United States	$	3,658	$	2,595	$	3,168
Foreign	4,654		4,316		4,182
	$	8,312	$	6,911	$	7,350

Schedule of Effective Income Tax Rate Reconciliation Table [Text Block]

	2013		2012		2011
Statutory U.S. federal income tax rate	35.0	%	35.0	%	35.0	%
Tax on international activities	(5.8	)%	(6.4	)%	(4.4	)%
Tax audit settlements	(0.4	)%	(3.4	)%	(0.9	)%
Other	(1.9	)%	(0.4	)%	(0.7	)%
Effective income tax rate	26.9	%	24.8	%	29.0	%

Summary Of Tax Credit Carryforwards [Text Block]

(dollars in millions)	Tax Credit Carryforwards		Tax Loss Carryforwards
Expiration period:
2014-2018	$	43	$	536
2019-2023	16		315
2024-2033	311		794
Indefinite	881		2,245
Total	$	1,251	$	3,890

Summary Of Operating Loss Carryforwards [Text Block]

(dollars in millions)	Tax Credit Carryforwards		Tax Loss Carryforwards
Expiration period:
2014-2018	$	43	$	536
2019-2023	16		315
2024-2033	311		794
Indefinite	881		2,245
Total	$	1,251	$	3,890

Summary Of Income Tax Contingencies [Text Block]

(dollars in millions)	2013			2012			2011
Balance at January 1	$	1,073		$	946		$	891
Additions for tax positions related to the current year	113			232			71
Additions for tax positions of prior years	211			221			71
Reductions for tax positions of prior years	(41		)	(21		)	(24		)
Settlements	(133		)	(305		)	(63		)
Balance at December 31	$	1,223		$	1,073		$	946
Gross interest expense related to unrecognized tax benefits	$	51		$	40		$	23
Total accrued interest balance at December 31	$	262		$	270		$	165