The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Goodwill and Other Intangible Assets (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Finite-Lived Intangible Assets
Amortization	$ 10	$ 9	$ 19	$ 17
Goodwill and Other Intangible Assets
Accumulated Amortization	(151)		(151)		(135)
Intangible Assets Gross, Carrying Amount	649		649		619
Intangible Assets, Net Intangibles	498		498		484
Customer and distributor relationships
Goodwill and Other Intangible Assets
Carrying Amount	343		343		317
Accumulated Amortization	(88)		(88)		(75)
Net Intangibles	255		255		242
Proprietary technology
Goodwill and Other Intangible Assets
Carrying Amount	107		107		105
Accumulated Amortization	(32)		(32)		(29)
Net Intangibles	75		75		76
Trademarks
Goodwill and Other Intangible Assets
Carrying Amount	33		33		33
Accumulated Amortization	(14)		(14)		(14)
Net Intangibles	19		19		19
Patents and other
Goodwill and Other Intangible Assets
Carrying Amount	20		20		21
Accumulated Amortization	(17)		(17)		(17)
Net Intangibles	3		3		4
Indefinite-lived intangibles
Goodwill and Other Intangible Assets
Accumulated Amortization	0		0		0
Indefinite-lived intangibles	$ 146		$ 146		$ 143