Receivables - Customer Receivables Credit Quality Analysis (Details) - USD ($) $ in Millions	Aug. 01, 2021	Nov. 01, 2020	Aug. 02, 2020
Credit Quality Analysis
Total Receivables	$ 36,683.2	$ 33,557.3	$ 33,649.3
Customer Receivables
Credit Quality Analysis
2021	9,946.8
2020	8,093.8
2019	4,098.8
2018	2,054.6
2017	829.3
Prior	241.0
Revolving	3,687.7
Total Receivables	28,952.0	26,464.0	25,220.5
Customer Receivables | Agriculture and turf | 30-59 Days Past Due
Credit Quality Analysis
2021	31.1
2020	42.1
2019	25.1
2018	14.9
2017	5.3
Prior	2.7
Revolving	11.4
Total Receivables	132.6	122.9	132.6
Customer Receivables | Agriculture and turf | 60-89 Days Past Due
Credit Quality Analysis
2021	11.7
2020	21.4
2019	10.0
2018	4.4
2017	2.6
Prior	1.1
Revolving	3.4
Total Receivables	54.6	51.1	62.9
Customer Receivables | Agriculture and turf | 90 Days or Greater Past Due
Credit Quality Analysis
2021	0.1
2020	0.5
2019	0.2
2018	0.2
Total Receivables	1.0	2.0	3.6
Customer Receivables | Agriculture and turf | Current
Credit Quality Analysis
2021	8,075.6
2020	6,472.1
2019	3,246.0
2018	1,695.6
2017	733.9
Prior	207.4
Revolving	3,570.9
Total Receivables	24,001.5
Customer Receivables | Agriculture and turf | Non-performing
Credit Quality Analysis
2021	11.0
2020	45.8
2019	31.6
2018	28.3
2017	13.1
Prior	14.4
Revolving	5.7
Total Receivables	149.9
Customer Receivables | Construction and forestry | 30-59 Days Past Due
Credit Quality Analysis
2021	28.2
2020	38.0
2019	21.8
2018	8.0
2017	2.7
Prior	0.7
Revolving	2.9
Total Receivables	102.3	84.4	63.0
Customer Receivables | Construction and forestry | 60-89 Days Past Due
Credit Quality Analysis
2021	11.3
2020	16.1
2019	8.6
2018	4.2
2017	1.3
Prior	0.3
Revolving	1.1
Total Receivables	42.9	39.9	$ 15.6
Customer Receivables | Construction and forestry | 90 Days or Greater Past Due
Credit Quality Analysis
2021	3.2
2019	4.5
Total Receivables	7.7	$ 1.9
Customer Receivables | Construction and forestry | Current
Credit Quality Analysis
2021	1,765.6
2020	1,413.7
2019	715.0
2018	281.3
2017	63.2
Prior	10.6
Revolving	91.5
Total Receivables	4,340.9
Customer Receivables | Construction and forestry | Non-performing
Credit Quality Analysis
2021	9.0
2020	44.1
2019	36.0
2018	17.7
2017	7.2
Prior	3.8
Revolving	0.8
Total Receivables	$ 118.6