Loans - Secured Loans by Property Type (Details) $ in Thousands		1 Months Ended	9 Months Ended		12 Months Ended
		Jun. 30, 2020 MortgageLoan	Sep. 30, 2022 USD ($) Loan	Sep. 30, 2022 USD ($) MortgageLoan	Dec. 31, 2021 USD ($) Loan	Dec. 31, 2021 USD ($) MortgageLoan	Jun. 30, 2022 USD ($)
Loans (Details) - Secured Loans by Property Type [Line Items]
Number of secured loans		2	23	23,000	31	31
Secured loans, principal			$ 61,253	$ 61,253	$ 55,099	$ 55,099	$ 63,056
Loans - percent			100.00%	100.00%	100.00%	100.00%
Single Family [Member]
Loans (Details) - Secured Loans by Property Type [Line Items]
Number of secured loans | Loan	[1]		6		16
Secured loans, principal	[1]		$ 5,945	$ 5,945	$ 14,597	$ 14,597
Loans - percent	[1]		10.00%	10.00%	26.00%	26.00%
Multi-family [Member]
Loans (Details) - Secured Loans by Property Type [Line Items]
Number of secured loans | Loan			3		2
Secured loans, principal			$ 9,401	$ 9,401	$ 7,550	$ 7,550
Loans - percent			15.00%	15.00%	14.00%	14.00%
Commercial [Member]
Loans (Details) - Secured Loans by Property Type [Line Items]
Number of secured loans | Loan			12		13
Secured loans, principal			$ 44,606	$ 44,606	$ 32,952	$ 32,952
Loans - percent			73.00%	73.00%	60.00%	60.00%
Land [Member]
Loans (Details) - Secured Loans by Property Type [Line Items]
Number of secured loans | Loan			20
Secured loans, principal			$ 1,301	$ 1,301
Loans - percent			2.00%	2.00%

[1] Single family property type at September 30, 2022, consists of 2 loans with aggregate principal of approximately $908,000 that are owner occupied and 4 loans with aggregate principal of approximately $5,037,000 that are non-owner occupied. At December 31, 2021, single family property type consisted of 4 loans with aggregate principal of approximately $2,306,000 that were owner occupied and 12 loans with aggregate principal of approximately $12,291,000 that were non-owner occupied. Single family includes 1-4 unit residential buildings, condominium units, townhouses and condominium complexes.