Business Segment Reporting - Narrative (Details)	Dec. 31, 2021 branch sector
Consumer Bank
Segment Reporting Information [Line Items]
Number of state branch network \| branch	15
Commercial Bank
Segment Reporting Information [Line Items]
Number of business units \| sector	7

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.

No definition available.

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