Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets and Goodwill [Table Text Block]

The Company's amortizable and unamortizable intangible assets at June 30, 2013 and December 31, 2012 are as follows:

	Cost				Accumulated Amortization
	June 30, 2013		December 31, 2012		June 30, 2013		December 31, 2012
Amortizable intangible assets:
Patents	$	15	$	14	$	9	$	8
Licenses	47		47		19		17
Customer relationships	248		255		67		61
Technical knowledge	47		48		17		15
Other	28		29		22		22
Total amortizable intangible assets	$	385	$	393	$	134	$	123
Unamortizable intangible assets:
Goodwill	$	697	$	717	$	26	$	26
Trademarks and trade names	20		20		8		8
Total unamortizable intangible assets	$	717	$	737	$	34	$	34

Change In Net Goodwill

The change in net goodwill for the six months ended June 30, 2013 is as follows:

Balance at December 31, 2012	$	691
Acquisitions & divestitures	(2		)
Impact of changes in foreign currency exchange rates	(18		)
Balance at June 30, 2013	$	671