Allowance for Credit Losses - Modified loans performance (Details) - Consumer $ in Thousands	Mar. 31, 2023 USD ($)
30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amount	$ 64
Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amount	64
Motor Vehicle | 30-59 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amount	64
Motor Vehicle | Total Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Amount	$ 64