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Note 20: Retirement Plans (Detail) - Weighted-Average Assumptions Used to Determine Benefit Obligation Amounts
Dec. 31, 2012
Dec. 31, 2011
United States [Member]
   
Discount rate 3.50% 4.25%
Salary increase rate 3.40% 3.45%
Non-U.S. [Member]
   
Discount rate 3.55% 4.37%
Salary increase rate 2.84% 2.99%