Acquisition and Divestitures - Summary of Unpaid Principal Balance to Fair Value of Loans and Leases by Portfolio Segment (Details) $ in Millions	Apr. 01, 2022 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unpaid principal balance	$ 3,411
Allowance for credit losses at acquisition	(99)
Other discount	(107)
Fair value	3,205
Non-PCD
Non-PCD
Unpaid principal balance	32,896
Other discount	(260)
Fair value	$ 32,636

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the best estimate at the acquisition date of the contractual cash flows not expected to be collected, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.

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Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer.

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For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the gross contractual amounts receivable, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.

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Amount, excluding accrued interest, of allowance for credit loss at acquisition date of financing receivable purchased with credit deterioration. Excludes net investment in lease.

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Amount at par value of financing receivable purchased with credit deterioration.

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Amount at purchase price of financing receivable purchased with credit deterioration.

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Amount of discount (premium) attributable to other factors on financing receivable purchased with credit deterioration.

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