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Loans Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Sep. 30, 2022	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held for sale	$ 0		$ 0			$ 29,448
Loss on sale of loan	(124,754)	$ (239,997)	(124,745)	$ (249,878)
Credit Cards
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held for sale	0		$ 0			$ 29,000
Financing receivable allowance for credit loss, transfer to held-to-sale					$ 2,400
Charge-off					$ 1,500
Loss on sale of loan	$ 4,000

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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Amount of expense reversal of allowance for credit loss on financing receivable transferred to held-for-sale classification.

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Amount of gain (loss) on sale of financing receivable.

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Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security.

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