Allowance for Credit Losses and Credit Quality of Receivables - Customer Receivables Credit Quality Analysis (Details) - USD ($) $ in Millions	Oct. 31, 2021	Nov. 01, 2020	Nov. 03, 2019
Allowance for Credit Losses and Credit Quality of Receivables
Total Receivables	$ 36,669.6	$ 33,557.3	$ 32,821.5
Customer Receivables
Allowance for Credit Losses and Credit Quality of Receivables
2021	13,813.7
2020	7,119.3
2019	3,536.0
2018	1,711.4
2017	653.2
Prior	144.6
Revolving	3,740.1
Total Receivables	30,718.3	26,464.0
Customer Receivables | Agriculture and turf | 30-59 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2021	34.7
2020	47.5
2019	24.2
2018	13.7
2017	5.9
Prior	2.9
Revolving	13.1
Total Receivables	142.0	122.9
Customer Receivables | Agriculture and turf | 60-89 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2021	12.8
2020	17.4
2019	8.4
2018	5.1
2017	2.4
Prior	0.7
Revolving	3.2
Total Receivables	50.0	51.1
Customer Receivables | Agriculture and turf | 90 Days or Greater Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2021	0.5
2020	0.5
2019	0.1
2018	0.2
2017	0.1
Total Receivables	1.4	2.0
Customer Receivables | Agriculture and turf | Current
Allowance for Credit Losses and Credit Quality of Receivables
2021	11,318.1
2020	5,719.1
2019	2,842.5
2018	1,431.0
2017	582.8
Prior	119.9
Revolving	3,620.9
Total Receivables	25,634.3
Customer Receivables | Agriculture and turf | Non-performing
Allowance for Credit Losses and Credit Quality of Receivables
2021	20.1
2020	44.5
2019	26.4
2018	22.3
2017	10.6
Prior	12.5
Revolving	6.4
Total Receivables	142.8
Customer Receivables | Construction and forestry | 30-59 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2021	36.6
2020	33.0
2019	21.1
2018	5.8
2017	2.0
Prior	0.1
Revolving	2.7
Total Receivables	101.3	84.4
Customer Receivables | Construction and forestry | 60-89 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2021	12.5
2020	8.4
2019	5.0
2018	2.6
2017	0.5
Prior	0.2
Revolving	1.0
Total Receivables	30.2	39.9
Customer Receivables | Construction and forestry | 90 Days or Greater Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2021	0.1
2020	0.4
2019	0.9
2017	0.1
Total Receivables	1.5	$ 1.9
Customer Receivables | Construction and forestry | Current
Allowance for Credit Losses and Credit Quality of Receivables
2021	2,356.4
2020	1,198.5
2019	573.5
2018	215.6
2017	42.5
Prior	5.4
Revolving	92.3
Total Receivables	4,484.2
Customer Receivables | Construction and forestry | Non-performing
Allowance for Credit Losses and Credit Quality of Receivables
2021	21.9
2020	50.0
2019	33.9
2018	15.1
2017	6.3
Prior	2.9
Revolving	0.5
Total Receivables	$ 130.6