Loans and Allowance for Credit Losses for Loans - Financing Effect of Loan Modification (Details)	6 Months Ended
Jun. 30, 2023
Commercial and industrial \| Term extension
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification	12 months
Commercial and industrial \| Term extension and interest rate reduction
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification	12 months
Residential mortgage
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification	12 months
Consumer
Financing Receivable, Modified [Line Items]
Weighted average term increase from modification	60 months
Maximum \| Commercial and industrial
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate	9.38%
Maximum \| Commercial Real Estate
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate	6.00%
Weighted average term increase from modification	36 months
Minimum \| Commercial and industrial
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate	6.50%
Minimum \| Commercial Real Estate
Financing Receivable, Modified [Line Items]
Weighted average contractual interest rate	8.75%
Weighted average term increase from modification	6 months

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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