Note 7: Property, Plant And Equipment, Net (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Depreciation	$ 218	$ 253	$ 318	$ 354	$ 420
Accelerated Depreciation in Connection With Restructuring	$ 13	$ 10	$ 6