SUPPLEMENTAL CONSOLIDATING DATA - Condensed Balance Sheet (Details) - USD ($) $ / shares in Units, $ in Millions	Jul. 29, 2018	Oct. 29, 2017	Jul. 30, 2017	Oct. 30, 2016
ASSETS
Cash and cash equivalents	$ 3,923.3	$ 9,334.9	$ 6,537.4	$ 4,335.8
Marketable securities	488.2	451.6	426.1
Receivables from unconsolidated subsidiaries and affiliates	27.9	35.9	28.5
Trade accounts and notes receivable - net	6,207.9	3,924.9	4,389.8
Financing receivables - net	25,213.0	25,104.1	23,722.1
Financing receivables securitized - net	4,661.7	4,158.8	4,923.1
Other receivables	1,300.0	1,200.0	829.2
Equipment on operating leases - net	6,804.9	6,593.7	6,235.6
Inventories	6,239.3	3,904.1	4,252.9
Property and equipment - net	5,638.5	5,067.7	4,968.5
Investments in unconsolidated subsidiaries and affiliates	198.7	182.5	220.8
Goodwill	3,046.5	1,033.3	845.8	816.0
Other intangible assets - net	1,580.8	218.0	92.0
Retirement benefits	737.2	538.2	219.1
Deferred income taxes	1,645.0	2,415.0	3,067.7
Other assets	1,677.2	1,623.6	1,591.3
Total Assets	69,390.1	65,786.3	62,349.9
LIABILITIES
Short-term borrowings	11,004.5	10,035.3	9,019.4
Short-term securitization borrowings	4,527.7	4,118.7	4,780.9
Payables to unconsolidated subsidiaries and affiliates	110.8	121.9	77.8
Accounts payable and accrued expenses	9,482.7	8,417.0	7,599.0
Deferred income taxes	524.6	209.7	190.0
Long-term borrowings	26,838.0	25,891.3	23,674.3
Retirement benefits and other liabilities	6,521.9	7,417.9	8,419.6
Total liabilities	59,010.2	56,211.8	53,761.0
Commitments and contingencies (Note 14)
Redeemable noncontrolling interest	14.0	14.0	14.0
STOCKHOLDERS' EQUITY
Common stock, $1 par value (issued shares at July 29, 2018 - 536,431,204)	$ 4,450.8	4,280.5	4,245.1
Common stock, par value (in dollars per share)	$ 1
Common stock, issued shares	536,431,204
Common stock in treasury	$ (15,813.5)	(15,460.8)	(15,477.3)
Retained earnings	26,272.3	25,301.3	24,984.2
Accumulated other comprehensive income (loss)	(4,553.3)	(4,563.7)	(5,179.8)
Total Deere & Company stockholders' equity	10,356.3	9,557.3	8,572.2
Noncontrolling interests	9.6	3.2	2.7
Total stockholders' equity	10,365.9	9,560.5	8,574.9	6,530.8
Total Liabilities and Stockholders' Equity	69,390.1	65,786.3	62,349.9
Equipment Operations
ASSETS
Cash and cash equivalents	2,802.9	8,168.4	5,338.4	3,140.5
Marketable securities	11.4	20.2	21.4
Receivables from unconsolidated subsidiaries and affiliates	1,794.4	1,032.1	2,570.9
Trade accounts and notes receivable - net	1,586.2	876.3	758.8
Financing receivables - net	78.0
Financing receivables securitized - net	90.2
Other receivables	1,130.6	1,045.6	708.0
Inventories	6,239.3	3,904.1	4,252.9
Property and equipment - net	5,592.2	5,017.3	4,919.1
Investments in unconsolidated subsidiaries and affiliates	4,992.1	4,812.3	4,800.4
Goodwill	3,046.5	1,033.3	845.8
Other intangible assets - net	1,580.8	218.0	92.0
Retirement benefits	727.2	538.1	219.1
Deferred income taxes	1,983.9	3,098.8	3,720.6
Other assets	1,148.3	973.9	948.5
Total Assets	32,804.0	30,738.4	29,195.9
LIABILITIES
Short-term borrowings	789.5	375.5	342.8
Short-term securitization borrowings	90.2
Payables to unconsolidated subsidiaries and affiliates	110.8	121.9	77.8
Accounts payable and accrued expenses	9,046.9	7,718.1	7,213.5
Deferred income taxes	431.5	115.6	105.2
Long-term borrowings	5,525.7	5,490.9	4,523.6
Retirement benefits and other liabilities	6,429.5	7,341.9	8,344.1
Total liabilities	22,424.1	21,163.9	20,607.0
Commitments and contingencies (Note 14)
Redeemable noncontrolling interest	14.0	14.0	14.0
STOCKHOLDERS' EQUITY
Common stock, $1 par value (issued shares at July 29, 2018 - 536,431,204)	$ 4,450.8	$ 4,280.5	$ 4,245.1
Common stock, par value (in dollars per share)	$ 1	$ 1	$ 1
Common stock, issued shares	536,431,204
Common stock in treasury	$ (15,813.5)	$ (15,460.8)	$ (15,477.3)
Retained earnings	26,272.3	25,301.3	24,984.2
Accumulated other comprehensive income (loss)	(4,553.3)	(4,563.7)	(5,179.8)
Total Deere & Company stockholders' equity	10,356.3	9,557.3	8,572.2
Noncontrolling interests	9.6	3.2	2.7
Total stockholders' equity	10,365.9	9,560.5	8,574.9
Total Liabilities and Stockholders' Equity	32,804.0	30,738.4	29,195.9
Financial Services
ASSETS
Cash and cash equivalents	1,120.4	1,166.5	1,199.0	$ 1,195.3
Marketable securities	476.8	431.4	404.7
Trade accounts and notes receivable - net	6,079.5	4,134.1	4,828.8
Financing receivables - net	25,135.0	25,104.1	23,722.1
Financing receivables securitized - net	4,571.5	4,158.8	4,923.1
Other receivables	176.1	195.5	147.1
Equipment on operating leases - net	6,804.9	6,593.7	6,235.6
Property and equipment - net	46.3	50.4	49.4
Investments in unconsolidated subsidiaries and affiliates	15.1	13.8	13.8
Retirement benefits	13.7	16.9	17.9
Deferred income taxes	68.1	79.8	68.8
Other assets	530.4	651.4	644.7
Total Assets	45,037.8	42,596.4	42,255.0
LIABILITIES
Short-term borrowings	10,215.0	9,659.8	8,676.6
Short-term securitization borrowings	4,437.5	4,118.7	4,780.9
Payables to unconsolidated subsidiaries and affiliates	1,766.5	996.2	2,542.4
Accounts payable and accrued expenses	1,901.8	1,827.1	1,611.2
Deferred income taxes	500.1	857.7	806.5
Long-term borrowings	21,312.3	20,400.4	19,150.7
Retirement benefits and other liabilities	96.1	92.9	93.4
Total liabilities	40,229.3	37,952.8	37,661.7
Commitments and contingencies (Note 14)
STOCKHOLDERS' EQUITY
Common stock, $1 par value (issued shares at July 29, 2018 - 536,431,204)	$ 2,099.4	$ 2,099.1	$ 2,099.1
Common stock, par value (in dollars per share)	$ 1	$ 1	$ 1
Common stock, issued shares	536,431,204
Retained earnings	$ 3,008.9	$ 2,782.0	$ 2,699.2
Accumulated other comprehensive income (loss)	(299.8)	(237.5)	(205.0)
Total Deere & Company stockholders' equity	4,808.5	4,643.6	4,593.3
Total stockholders' equity	4,808.5	4,643.6	4,593.3
Total Liabilities and Stockholders' Equity	$ 45,037.8	$ 42,596.4	$ 42,255.0