SEGMENT AND GEOGRAPHIC AREA DATA - Segment Operating Profit (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Nov. 01, 2020	Aug. 02, 2020	May 03, 2020	Feb. 02, 2020	Nov. 03, 2019	Jul. 28, 2019	Apr. 28, 2019	Jan. 27, 2019	Nov. 01, 2020	Nov. 03, 2019	Oct. 28, 2018
Operating Profit (Loss)
Operating profit									$ 4,305.0	$ 4,415.0	$ 4,476.0
Interest income									1,962.0	2,074.0	1,794.0
Interest expense									(1,247.0)	(1,466.0)	(1,204.0)
Income taxes									(1,082.0)	(852.0)	(1,727.0)
Net Income									2,753.0	3,257.0	2,371.0
Less: Net income attributable to noncontrolling interests									2.0	4.0	3.0
Net Income Attributable to Deere & Company	$ 757.0	$ 811.0	$ 666.0	$ 517.0	$ 721.0	$ 899.0	$ 1,135.0	$ 498.0	2,751.0	3,253.0	2,368.0
Agriculture and Turf
Operating Profit (Loss)
Operating profit									2,969.0	2,506.0	2,816.0
Construction and Forestry
Operating Profit (Loss)
Operating profit									590.0	1,215.0	868.0
Financial Services
Operating Profit (Loss)
Operating profit									746.0	694.0	792.0
Corporate
Operating Profit (Loss)
Interest income									62.0	85.0	80.0
Interest expense									(329.0)	(256.0)	(298.0)
Foreign exchange gain (loss) from equipment operations' financing activities									17.0	(22.0)	36.0
Pension and OPEB benefit (costs), excluding service cost component									31.0	67.0	(15.0)
Corporate expenses - net									(251.0)	(180.0)	(181.0)
Income taxes									(1,082.0)	(852.0)	(1,727.0)
Total									$ (1,552.0)	$ (1,158.0)	$ (2,105.0)