Financing Receivables - Components of Financing Receivables (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Components of the company's financing receivables
Net investment in lease, gross	$ 3,704	$ 3,406
Net investment in lease, unearned income	(405)	(344)
Net investment in lease, unguaranteed residual value	485	479
Net investment in lease, amortized cost	3,784	3,540
Net investment in lease, allowance for credit loss	(51)	(50)
Total net investment in lease, net	3,733	3,491
Financing receivable and net investment in lease, gross	12,840	13,052
Financing receivable and net investment in lease, unearned income	(1,036)	(891)
Financing receivable and net investment in lease, unguaranteed residual value	485	479
Financing receivable and net investment in lease, amortized cost	12,289	12,639
Financing receivable and net investment in lease, allowance for credit loss	(130)	(128)
Financing receivable and net investment in lease, net	12,159	12,512
Asset Pledged as Collateral
Components of the company's financing receivables
Amortized cost	128	213
Current portion
Components of the company's financing receivables
Net investment in lease, current	1,286	1,408
Financing receivable and net investment in lease, net	5,901	7,159
Noncurrent portion
Components of the company's financing receivables
Net investment in lease, noncurrent	2,447	2,083
Financing receivable and net investment in lease, net	6,258	5,353
Loans Receivable
Components of the company's financing receivables
Financing receivables, gross	7,912	7,425
Unearned income	(631)	(547)
Amortized cost	7,281	6,878
Allowance for credit losses	(74)	(73)
Total financing receivables, net	7,207	6,804
Loans Receivable \| Current portion
Components of the company's financing receivables
Total financing receivables, net	3,396	3,535
Loans Receivable \| Noncurrent portion
Components of the company's financing receivables
Total financing receivables, net	3,811	3,269
Held for Investment
Components of the company's financing receivables
Financing receivables, gross	479	1,322
Amortized cost	479	1,322
Allowance for credit losses	(5)	(5)
Total financing receivables, net	475	1,317
Held for Investment \| Current portion
Components of the company's financing receivables
Total financing receivables, net	475	1,317
Held for Sale
Components of the company's financing receivables
Financing receivables, gross	745	900
Amortized cost	745	900
Total financing receivables, net	745	900
Held for Sale \| Current portion
Components of the company's financing receivables
Total financing receivables, net	$ 745	$ 900

Amount of allowance for credit loss on financing receivable and net investment in lease.

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Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable and net investment in lease.

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Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable and net investment in lease.

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The estimate of the financing receivable and net investment in lease's economic value at the end of the lease term that includes the unguaranteed residual value.

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Amortized cost, before allowance for credit loss, fee, and loan in process, of net investment in lease.

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Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on net investment in lease.

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The estimate of the net investment in lease's economic value at the end of the lease term that includes the unguaranteed residual value.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

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Amount, before allowance for credit loss, of net investment in sales-type and direct financing leases.

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Amount of allowance for credit loss on net investment in sales-type and direct financing leases.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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