Fair Value Accounting - Assets And Liabilities Measured At Fair Value On A Non-Recurring Basis (Details) - Fair Value, Measurements, Nonrecurring Basis - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Provision for (reversal of) credit losses | Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value adjustment	$ 15,328	$ 50
Loss on other loans held for sale | Loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value adjustment		16,750
Recovery of NPA, Other Operating Expense | Qualpay receivable
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value adjustment		15,789
Other operating expense | Other assets held for sale
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value adjustment		50
Non-Interest Revenue | Qualpay receivable
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value adjustment	13,100	13,100
Other Operating Income (Expense) | Qualpay receivable
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, fair value adjustment	2,700	2,700
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans	0	0
Other loans held for sale		0
Qualpay receivable		0
Other assets held for sale		0
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans	0	0
Other loans held for sale		0
Qualpay receivable		0
Other assets held for sale		0
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans	$ 117,571	49
Other loans held for sale		391,157
Qualpay receivable		31,109
Other assets held for sale		$ 450