Note 20: Retirement Plans (Detail) - Changes in Plan Assets and Benefit Recognized in Other Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Amortization of:
Total amount recognized in Other comprehensive loss	$ (146)	$ (611)	$ (470)
United States [Member]
Newly established loss	(275)	(414)
Amortization of:
Prior service cost	1	1
Net actuarial loss	173	69
Total amount recognized in Other comprehensive loss	(101)	(344)
Non-U.S. [Member]
Newly established loss	(567)	(322)
Newly established prior service cost		4
Amortization of:
Prior service cost	3	4	1
Net actuarial loss	66	52	37
Prior service cost recognized due to curtailment	(1)	4
Net curtailment gain not recognized in expense	34
Net loss recognized in expense due to settlements	3	10
Acquisitions, divestitures and other transfers		(1)
Total amount recognized in Other comprehensive loss	$ (462)	$ (249)