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.

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Allowance for Credit Losses - Modified loans with payment default (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2025
Allowance for Credit Losses
Modified loans past due period considered in payment default	30 days
Consumer \| Principal Forgiveness
Allowance for Credit Losses
Amount		$ 2
Consumer \| Term Extension
Allowance for Credit Losses
Amount		41
Consumer \| Interest Rate Reduction
Allowance for Credit Losses
Amount		2
Consumer \| Motor Vehicle \| Principal Forgiveness
Allowance for Credit Losses
Amount		2
Consumer \| Motor Vehicle \| Term Extension
Allowance for Credit Losses
Amount		41
Consumer \| Motor Vehicle \| Interest Rate Reduction
Allowance for Credit Losses
Amount		$ 2