SEGMENT REPORTING (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013	Oct. 31, 2013
Net Sales and Revenues
Total net sales	$ 8,723.0	$ 9,315.6	$ 24,917.8	$ 26,373.5
% Change - Net sales	(6.00%)		(6.00%)
Total net sales and revenues	9,500.2	10,009.9	27,102.1	28,344.9
% Change - Net sales and revenues	(5.00%)		(4.00%)
Operating Profit (Loss)
Total operating profit (loss)	1,384	1,677	4,047	4,572
% Change - Operating profit (loss)	(17.00%)		(11.00%)
Net income (loss) attributable to Deere & Company	850.7	996.5	2,512.5	2,730.5
% Change - Net income (loss) attributable to Deere & Company	(15.00%)		(8.00%)
Identifiable Assets
Total Assets	61,748.5	58,336.9	61,748.5	58,336.9	59,521.3
% Change - Identifiable assets			4.00%
Operating Segments (Other)
Reconciling items	(83)	(127)	(324)	(333)
% Change - Reconciling items	(35.00%)		(3.00%)
Income taxes	(450.2)	(553.5)	(1,209.6)	(1,508.8)
% Change - Income taxes	(19.00%)		(20.00%)
Equipment Operations
Net Sales and Revenues
Total net sales	8,723.0	9,315.6	24,917.8	26,373.5
Total net sales and revenues	8,884.4	9,467.6	25,415.4	26,823.8
Operating Profit (Loss)
Net income (loss) attributable to Deere & Company	850.7	996.5	2,512.5	2,730.5
Identifiable Assets
Total Assets	30,060.5	30,078.8	30,060.5	30,078.8	29,876.4
Operating Segments (Other)
Income taxes	(363.8)	(469.0)	(1,001.7)	(1,287.5)
Equipment Operations | Outside U.S. and Canada:
Net Sales and Revenues
Total net sales	3,419.0	3,549.0	9,698.0	10,039.0
% Change - Net sales	(4.00%)		(3.00%)
Operating Profit (Loss)
Total operating profit (loss)	295	323	847	830
% Change - Operating profit (loss)	(9.00%)		2.00%
Corporate
Identifiable Assets
Total Assets	4,986.0		4,986.0		6,615.0
% Change - Identifiable assets			(25.00%)
Agriculture and Turf
Net Sales and Revenues
Total net sales	6,969.0	7,847.0	20,211.0	22,029.0
% Change - Net sales	(11.00%)		(8.00%)
Operating Profit (Loss)
Total operating profit (loss)	941	1,336	2,967	3,684
% Change - Operating profit (loss)	(30.00%)		(19.00%)
Identifiable Assets
Total Assets	10,508.0		10,508.0		10,799.0
% Change - Identifiable assets			(3.00%)
Agriculture and Turf | Intersegment Sales and Revenue
Net Sales and Revenues
Total net sales and revenues	24.0	18.0	66.0	54.0
% Change - Net sales and revenues	33.00%		22.00%
Construction and Forestry
Net Sales and Revenues
Total net sales	1,754.0	1,469.0	4,707.0	4,344.0
% Change - Net sales	19.00%		8.00%
Operating Profit (Loss)
Total operating profit (loss)	194	107	420	259
% Change - Operating profit (loss)	81.00%		62.00%
Identifiable Assets
Total Assets	3,518.0		3,518.0		3,461.0
% Change - Identifiable assets			2.00%
Construction and Forestry | Intersegment Sales and Revenue
Net Sales and Revenues
Total net sales and revenues			1.0	1.0
Financial Services
Net Sales and Revenues
Total net sales and revenues	656.0	587.0	1,815.0	1,650.0
% Change - Net sales and revenues	12.00%		10.00%
Operating Profit (Loss)
Total operating profit (loss)	249	234	660	629
% Change - Operating profit (loss)	6.00%		5.00%
Identifiable Assets
Total Assets	42,737.0		42,737.0		38,646.0
% Change - Identifiable assets			11.00%
Financial Services | Intersegment Sales and Revenue
Net Sales and Revenues
Total net sales and revenues	64.0	60.0	169.0	163.0
% Change - Net sales and revenues	7.00%		4.00%
Other
Net Sales and Revenues
Total net sales and revenues	$ 121.0	$ 107.0	$ 369.0	$ 322.0
% Change - Net sales and revenues	13.00%		15.00%