MSRs - Narrative (Details)	3 Months Ended
	Mar. 31, 2022 USD ($) sub-servicer	Mar. 31, 2021 USD ($)
Mortgage Servicing Rights MSR [Line Items]
Number of sub-servers | sub-servicer	2
Mortgage servicing rights
Mortgage Servicing Rights MSR [Line Items]
Loans associated with MSRs | $	$ 85,101,195	$ 152,465,708