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Loans Supplemental Loan Information (Details) - Consumer
3 Months Ended
Mar. 31, 2020
Automobile Loan | Minimum  
Schedule of Financing Receivable Terms [Line Items]  
Principal repayment terms, period 3 years
Automobile Loan | Maximum  
Schedule of Financing Receivable Terms [Line Items]  
Principal repayment terms, period 7 years
Credit Card Receivable | Minimum  
Schedule of Financing Receivable Terms [Line Items]  
Principal repayment terms, period 1 year
Credit Card Receivable | Maximum  
Schedule of Financing Receivable Terms [Line Items]  
Principal repayment terms, period 5 years