SCHEDULE IV - MORTGAGE LOANS ON REAL ESTATE - Mortgage Loan Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Movement in Mortgage Loans on Real Estate
Balance, beginning of period	$ 73,543	$ 83,135
Additions during period:
New loans	40,619	133,290
Other - deferral of loan origination costs	1,086	2,559
Other - accretion of loan discounts, net of amortization of deferred origination costs	1,836	1,424
Deductions during period:
Collections of principal	(20,250)	(32,370)
Cost of mortgages sold, net	(34,124)	(114,437)
Other - bad debt expense	(163)	(58)
Balance, end of period	$ 62,547	$ 73,543