v2.4.0.6
CAPITAL STOCK (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Oct. 31, 2012
Jul. 31, 2012
Apr. 30, 2012
Jan. 31, 2012
Oct. 31, 2011
Jul. 31, 2011
Apr. 30, 2011
Jan. 31, 2011
Oct. 31, 2012
Oct. 31, 2011
Oct. 31, 2010
Changes in common stock                      
Common stock, beginning of period (in shares)       536,431,204       536,431,204 536,431,204 536,431,204 536,431,204
Common stock, end of period (in shares) 536,431,204       536,431,204       536,431,204 536,431,204 536,431,204
Common stock, beginning of period       $ 3,251.7       $ 3,106.0 $ 3,251.7 $ 3,106.0 $ 2,996.0
Stock options and other                 100 146 110
Common stock, end of period 3,352.2       3,251.7       3,352.2 3,251.7 3,106.0
Common stock, authorized (in shares) 1,200,000,000       1,200,000,000       1,200,000,000 1,200,000,000  
Preferred stock, authorized (in shares) 9,000,000               9,000,000    
Common stock repurchase plans                      
Repurchase of common stock shares, May 2008 plan maximum authorization (in dollars)                 5,000    
Repurchase of common stock shares, May 2008 plan maximum authorization (in shares) 58,500,000               58,500,000    
Closing common stock price (in dollars per share) $ 85.44               $ 85.44    
Common stock shares remaining to be repurchased under repurchase plan (in dollars)                 2,489    
Common stock shares remaining to be repurchased under repurchase plan (in shares) 29,100,000               29,100,000    
Reconciliation of Basic and Diluted Net Income Per Share                      
Net income (loss) attributable to Deere & Company (in dollars) 688.0 788.0 1,056.0 533.0 670.0 712.0 904.0 514.0 3,064.7 2,799.9 1,865.0
Less income allocable to participating securities (in dollars)                 0.8 1.0 0.7
Income (loss) allocable to common stock (in dollars)                 $ 3,063.9 $ 2,798.9 $ 1,864.3
Average shares outstanding (in shares)                 397,100,000 417,400,000 424,000,000
Basic per share (in dollars per share) $ 1.76 $ 2.00 $ 2.64 $ 1.32 $ 1.63 $ 1.71 $ 2.15 $ 1.22 $ 7.72 $ 6.71 $ 4.40
Diluted Earnings Per Share                      
Average shares outstanding (in shares)                 397,100,000 417,400,000 424,000,000
Effect of dilutive stock options (in shares)                 4,400,000 5,000,000 4,600,000
Total potential shares outstanding (in shares)                 401,500,000 422,400,000 428,600,000
Diluted per share (in dollars per share) $ 1.75 $ 1.98 $ 2.61 $ 1.30 $ 1.62 $ 1.69 $ 2.12 $ 1.20 $ 7.63 $ 6.63 $ 4.35
Antidilutive incremental shares related to share-based compensation excluded from computation of earnings per share (in shares)                 1,800,000   1,900,000