v2.4.0.6
Earnings Per Common Share (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Earnings Per Common Share [Abstract]      
Wells Fargo net income (loss) $ 15,869 $ 12,362 $ 12,275
Less: Preferred stock dividends and other 844 730 4,285
Wells Fargo net income applicable to common stock (numerator) $ 15,025 $ 11,632 $ 7,990
Earnings per common share      
Average common shares outstanding (denominator) 5,278.1 5,226.8 4,545.2
Per share $ 2.85 $ 2.23 $ 1.76
Diluted earnings per common share      
Average common shares outstanding 5,278.1 5,226.8 4,545.2
Add: Stock options 24.2 28.3 17.2
Restricted share rights 21.1 8.0 0.3
Diluted average common shares outstanding (denominator) 5,323.4 5,263.1 4,562.7
Per share $ 2.82 $ 2.21 $ 1.75
Stock Options [Member]
     
Earnings Per Common Share - Options and Warrants [Line Items]      
Antidilutive Instruments 198.8 212.1 247.2
Warrants [Member]
     
Earnings Per Common Share - Options and Warrants [Line Items]      
Antidilutive Instruments 39.4 66.9 110.3