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Loans Receivable - Narrative (Details)
3 Months Ended
Mar. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]  
Number of days past due, classified as delinquent 90 days
D Rating  
Accounts, Notes, Loans and Financing Receivable [Line Items]  
Number of days past due, classified as delinquent 90 days