v2.4.0.8
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 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Earnings Per Common Share [Abstract]        
Wells Fargo net income $ 5,519 $ 4,622 $ 10,690 $ 8,870
Less: Preferred stock dividends and other 247 219 487 445
Wells Fargo net income applicable to common stock (numerator) $ 5,272 $ 4,403 $ 10,203 $ 8,425
Earnings per common share        
Average common shares outstanding (denominator) 5,304.7 5,306.9 5,291.9 5,294.9
Per share $ 1.00 $ 0.83 $ 1.93 $ 1.59
Diluted earnings per common share        
Average common shares outstanding 5,304.7 5,306.9 5,291.9 5,294.9
Diluted average common shares outstanding (denominator) 5,384.6 5,369.9 5,369.9 5,354.3
Per share $ 0.98 $ 0.82 $ 1.90 $ 1.57
Stock Options [Member]
        
Diluted earnings per common share        
Weighted Average Number Diluted Shares Outstanding, Adjustment 32.2 27.3 30.9 26.5
Restricted Share Rights [Member]
        
Diluted earnings per common share        
Weighted Average Number Diluted Shares Outstanding, Adjustment 42.7 35.7 43.6 32.9
Warrants [Member]
        
Diluted earnings per common share        
Weighted Average Number Diluted Shares Outstanding, Adjustment 5.0 0 3.5 0