Quarterly report pursuant to Section 13 or 15(d)

EXCESS MORTGAGE SERVICING RIGHTS ASSETS - Narrative (Details)

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EXCESS MORTGAGE SERVICING RIGHTS ASSETS - Narrative (Details)
9 Months Ended
Sep. 30, 2021
Excess MSRs Investees | MSRs  
Schedule of Equity Method Investments [Line Items]  
Discount rate 7.80%