EARNINGS PER SHARE (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
EARNINGS PER SHARE
Net income (loss) attributable to Deere & Company (in dollars)	$ 996.5	$ 788.0	$ 2,730.5	$ 2,377.1
Less income allocable to participating securities (in dollars)	0.2	0.2	0.8	0.7
Income (loss) allocable to common stock (in dollars)	$ 996.3	$ 787.8	$ 2,729.7	$ 2,376.4
Average shares outstanding	386.0	394.7	387.7	399.6
Basic per share (in dollars per share)	$ 2.58	$ 2.00	$ 7.04	$ 5.95
Diluted Earnings Per Share
Average shares outstanding	386.0	394.7	387.7	399.6
Effect of dilutive share-based compensation (in shares)	3.6	4.1	4.0	4.4
Total potential shares outstanding	389.6	398.8	391.7	404.0
Diluted per share (in dollars per share)	$ 2.56	$ 1.98	$ 6.97	$ 5.88
Antidilutive incremental shares related to share-based compensation excluded from computation of earnings per share	2.5	6.4	2.5	6.4