Debt Under Vehicle Programs And Borrowing Arrangements (Schedule Of Contractual Maturities) (Detail) - Deferred financing fees $ in Millions	Sep. 30, 2021 USD ($)
Debt Instrument [Line Items]
Within 1 year	$ 3,518
Between 1 and 2 years	2,614
Between 2 and 3 years	1,761
Between 3 and 4 years	1,648
Between 4 and 5 years	1,252
Thereafter	0
Total	10,793
Bank And Bank-Sponsored Facilities
Debt Instrument [Line Items]
Within 1 year	2,000
Between 1 and 2 years	1,500
Between 2 and 3 years	$ 100

Long-Term Debt, Maturity, after Year Four

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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