XML 33 R52.htm IDEA: XBRL DOCUMENT v3.20.1
Allowance for Doubtful Accounts - Schedule of Allowance Aging Analysis (Details) - USD ($)
$ in Millions
Apr. 30, 2020
Oct. 31, 2019
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Finance Receivables, Current $ 1,581 $ 2,118
30-90 days past due 44 77
Total finance receivables 1,643 2,220
Retail Portfolio [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Finance Receivables, Current 417 753
30-90 days past due 43 76
Total finance receivables 478 854
Wholesale Portfolio [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Finance Receivables, Current 1,164 1,365
30-90 days past due 1 1
Total finance receivables 1,165 1,366
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Over 90 days past due 18 25
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Retail Portfolio [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Over 90 days past due 18 25
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Wholesale Portfolio [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Over 90 days past due $ 0 $ 0