Business Segment Reporting - Additional Information (Details)	Jun. 30, 2020 Branch industry_sector
Consumer Bank
Segment Reporting Information [Line Items]
Number Of State Branch Network \| Branch	15
Commercial Bank
Segment Reporting Information [Line Items]
Number Of Industrial Sectors \| industry_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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