Loans and Allowance for Credit Losses on Loans - Amortized cost basis of loans that were experiencing financial distress and modified (Details)	3 Months Ended	6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) loan	Jun. 30, 2023 USD ($)
Financing Receivable, Modifications [Line Items]
Number of loans for which multiple concessions are provided | loan		1
Total Class of Financing Receivables	0.01%	0.01%	0.04%
Amount committed to borrowers		$ 0
Principal Forgiveness
Financing Receivable, Modifications [Line Items]
Total			$ 3,000
Payment Delay
Financing Receivable, Modifications [Line Items]
Total	$ 22,000		110,000
Term Extension
Financing Receivable, Modifications [Line Items]
Total		$ 33,000	36,000
Combination Term Extension and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Total	$ 28,000		$ 28,000
Commercial. | Commercial
Financing Receivable, Modifications [Line Items]
Total Class of Financing Receivables		0.01%	0.04%
Commercial. | Commercial | Principal Forgiveness
Financing Receivable, Modifications [Line Items]
Total			$ 3,000
Commercial. | Commercial | Payment Delay
Financing Receivable, Modifications [Line Items]
Total			110,000
Commercial. | Commercial | Term Extension
Financing Receivable, Modifications [Line Items]
Total		$ 33,000	36,000
Commercial. | Commercial | Combination Term Extension and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Total			$ 28,000