v2.4.0.6
Earnings Per Common Share, Calculation of Earnings and Diluted Earnings per Common Share (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Earnings Per Common Share [Abstract]    
Wells Fargo net income $ 5,171 $ 4,248
Less: Preferred stock dividends and other 240 226
Wells Fargo net income applicable to common stock (numerator) $ 4,931 $ 4,022
Earnings per common share    
Average common shares outstanding (denominator) 5,279.0 5,282.6
Per share $ 0.93 $ 0.76
Diluted earnings per common share    
Average common shares outstanding 5,279.0 5,282.6
Diluted average common shares outstanding (denominator) 5,353.5 5,337.8
Per share $ 0.92 $ 0.75
Stock Options [Member]
   
Diluted earnings per common share    
Weighted Average Number Diluted Shares Outstanding, Adjustment 28.8 24.9
Restricted Share Rights [Member]
   
Diluted earnings per common share    
Weighted Average Number Diluted Shares Outstanding, Adjustment 43.9 30.3
Warrants [Member]
   
Diluted earnings per common share    
Weighted Average Number Diluted Shares Outstanding, Adjustment 1.8 0