Other Comprehensive Income (Loss) (Schedule Of Components Of Comprehensive Income (Loss)) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Equity [Abstract]
Foreign currency translation adjustments, Pre-Tax	$ (426)		$ 71
Foreign currency translation adjustments, Tax	(3)		(7)
Foreign currency translation adjustments, Net of Tax	(423)		78
Unrealized investment gains (losses), Pre-Tax	0		0
Unrealized investment gains (losses), Tax	0		0
Unrealized investment gains (losses), Net of Tax	0		0
Pension/post-retirement plans:
Prior Service gains, Pre-Tax	0	[1]	(3)	[1]
Prior Service gains, Tax	0	[1]	(1)	[1]
Prior Service gains, Net of Tax	0	[1]	(2)	[1]
Net actuarial loss, Pre-Tax	77	[1]	51	[1]
Net actuarial loss, Tax	25	[1]	15	[1]
Net actuarial loss, Net of Tax	52	[1]	36	[1]
Subtotal, Pre-Tax	77		48
Subtotal, Tax	25		14
Subtotal, Net of Tax	52		34
Effect of remeasurement, Pre-tax	(4)		(166)
Effect of remeasurement, Tax	(1)		(33)
Effect of remeasurement, Net of Tax	(3)		(133)
Effect of curtailment, Pre-tax	0		(65)
Effect of curtailment, Tax	0		(13)
Effect of curtailment, Net of Tax	0		(52)
Plan Termination, Pre-Tax	(6)		0
Plan Termination, Tax	(2)		0
Plan Termination, Net of Tax	(4)		0
Foreign currency translation adjustment, Pre-Tax	169		(17)
Foreign currency translation adjustment, Tax	34		(2)
Foreign currency translation adjustment, Net of Tax	135		(15)
Other, Pre-Tax	0		1
Other, Tax	0		0
Other, Net of Tax	0		1
Pension/post-retirement plans losses (gains), Pre-Tax	236		(199)
Pension/post-retirement plans losses (gains), Tax	56		(34)
Pension/post-retirement plans losses (gains), Net of Tax	180		(165)
Other comprehensive (loss) income, before tax	(190)		(128)
Other comprehensive income (loss), Tax	53		(41)
Other comprehensive (loss) income, net of tax	$ (243)		$ (87)

[1] Components of net periodic pension cost are included in compensation and benefits in the Consolidated Statements of Income. Tax on prior service gains and net actuarial losses is included in income tax expense.