Receivables - Customer Receivables Credit Quality Analysis (Details) - USD ($) $ in Millions	Jan. 30, 2022	Oct. 31, 2021	Jan. 31, 2021
Allowance for Credit Losses and Credit Quality of Receivables
Total Receivables	$ 35,729.2	$ 36,669.6	$ 33,489.3
Customer Receivables
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	2,819.6	13,813.7	2,823.3
2021 and 2020, respectively	12,508.2	7,119.3	10,040.6
2020 and 2019, respectively	6,341.5	3,536.0	5,415.2
2019 and 2018, respectively	3,054.7	1,711.4	2,902.5
2018 and 2017, respectively	1,393.3	653.2	1,314.6
Prior	615.1	144.6	535.9
Revolving	2,684.8	3,740.1	2,621.7
Total Receivables	29,417.2	30,718.3	25,653.8
Customer Receivables | Agriculture and turf | 30-59 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	4.4	34.7	2.7
2021 and 2020, respectively	67.7	47.5	50.0
2020 and 2019, respectively	39.7	24.2	35.1
2019 and 2018, respectively	23.8	13.7	24.4
2018 and 2017, respectively	12.6	5.9	10.8
Prior	5.7	2.9	6.0
Revolving	23.5	13.1	26.3
Total Receivables	177.4	142.0	155.3
Customer Receivables | Agriculture and turf | 60-89 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	0.2	12.8	0.1
2021 and 2020, respectively	17.5	17.4	13.8
2020 and 2019, respectively	13.3	8.4	11.7
2019 and 2018, respectively	7.6	5.1	8.4
2018 and 2017, respectively	4.2	2.4	3.7
Prior	2.2	0.7	2.8
Revolving	4.7	3.2	4.2
Total Receivables	49.7	50.0	44.7
Customer Receivables | Agriculture and turf | 90 Days or Greater Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively		0.5
2021 and 2020, respectively	1.5	0.5
2020 and 2019, respectively		0.1	0.8
2019 and 2018, respectively	0.1	0.2	0.2
2018 and 2017, respectively	0.1	0.1	0.1
Prior	0.1		0.2
Total Receivables	1.8	1.4	1.3
Customer Receivables | Agriculture and turf | Current
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	2,181.1	11,318.1	2,233.8
2021 and 2020, respectively	10,156.1	5,719.1	8,126.9
2020 and 2019, respectively	5,099.4	2,842.5	4,264.4
2019 and 2018, respectively	2,469.2	1,431.0	2,338.4
2018 and 2017, respectively	1,175.8	582.8	1,137.2
Prior	539.0	119.9	464.9
Revolving	2,565.0	3,620.9	2,498.1
Total Receivables	24,185.6	25,634.3	21,063.7
Customer Receivables | Agriculture and turf | Non-performing
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	0.4	20.1	0.3
2021 and 2020, respectively	27.9	44.5	34.4
2020 and 2019, respectively	45.0	26.4	52.5
2019 and 2018, respectively	26.0	22.3	40.2
2018 and 2017, respectively	22.1	10.6	21.6
Prior	20.0	12.5	24.0
Revolving	5.9	6.4	6.5
Total Receivables	147.3	142.8	179.5
Customer Receivables | Construction and forestry | 30-59 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	7.4	36.6	3.7
2021 and 2020, respectively	58.5	33.0	46.8
2020 and 2019, respectively	32.1	21.1	27.9
2019 and 2018, respectively	18.0	5.8	14.5
2018 and 2017, respectively	5.5	2.0	4.7
Prior	1.6	0.1	1.2
Revolving	2.6	2.7	2.9
Total Receivables	125.7	101.3	101.7
Customer Receivables | Construction and forestry | 60-89 Days Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively		12.5	0.4
2021 and 2020, respectively	20.5	8.4	12.8
2020 and 2019, respectively	15.1	5.0	15.1
2019 and 2018, respectively	6.5	2.6	6.5
2018 and 2017, respectively	1.9	0.5	2.1
Prior	0.7	0.2	0.6
Revolving	1.1	1.0	1.2
Total Receivables	45.8	30.2	38.7
Customer Receivables | Construction and forestry | 90 Days or Greater Past Due
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively		0.1
2021 and 2020, respectively	1.0	0.4	8.6
2020 and 2019, respectively	1.8	0.9	4.9
2019 and 2018, respectively	2.0
2018 and 2017, respectively		0.1
Total Receivables	4.8	1.5	13.5
Customer Receivables | Construction and forestry | Current
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	625.7	2,356.4	582.3
2021 and 2020, respectively	2,131.1	1,198.5	1,723.8
2020 and 2019, respectively	1,050.4	573.5	974.0
2019 and 2018, respectively	471.3	215.6	447.5
2018 and 2017, respectively	159.0	42.5	123.4
Prior	39.5	5.4	30.1
Revolving	80.8	92.3	81.8
Total Receivables	4,557.8	4,484.2	3,962.9
Customer Receivables | Construction and forestry | Non-performing
Allowance for Credit Losses and Credit Quality of Receivables
2022 and 2021, respectively	0.4	21.9
2021 and 2020, respectively	26.4	50.0	23.5
2020 and 2019, respectively	44.7	33.9	28.8
2019 and 2018, respectively	30.2	15.1	22.4
2018 and 2017, respectively	12.1	6.3	11.0
Prior	6.3	2.9	6.1
Revolving	1.2	0.5	0.7
Total Receivables	$ 121.3	$ 130.6	$ 92.5