SCHEDULE IV - MORTGAGE LOANS - Schedule of Mortgage Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Prior Liens	$ 324,760
Face Amount	128,229
Carrying Value	$ 128,229	$ 133,837	$ 129,304	$ 129,726
ABC Land and Development, Inc.
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Prior Liens	$ 0
Face Amount	4,408
Carrying Value	$ 4,408
ABC Land and Development, Inc. | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
ABC Paradise, LLC
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Prior Liens	$ 0
Face Amount	1,210
Carrying Value	$ 1,210
ABC Paradise, LLC | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Autumn Breeze
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 23,878
Face Amount	1,451
Carrying Value	$ 1,451
Autumn Breeze | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Bellwether Ridge
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 17,363
Face Amount	3,798
Carrying Value	$ 3,798
Bellwether Ridge | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Dominion at Mercer Crossing
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Prior Liens	$ 38,077
Face Amount	6,167
Carrying Value	$ 6,167
Dominion at Mercer Crossing | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	8.50%
Forest Pines
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 25,329
Face Amount	6,472
Carrying Value	$ 6,472
Forest Pines | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Inwood on the Park
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 24,889
Face Amount	20,208
Carrying Value	$ 20,208
Inwood on the Park | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Kensington Park
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 14,896
Face Amount	6,994
Carrying Value	$ 6,994
Kensington Park | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Lake Shore Villas
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 25,076
Face Amount	5,855
Carrying Value	$ 5,855
Lake Shore Villas | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prospectus Endeavors
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	6.00%
Prior Liens	$ 0
Face Amount	496
Carrying Value	$ 496
Prospectus Endeavors | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	6.00%
McKinney Ranch
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	6.00%
Prior Liens	$ 0
Face Amount	3,926
Carrying Value	$ 3,926
McKinney Ranch | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	6.00%
Ocean Estates II
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 1,642
Face Amount	3,615
Carrying Value	$ 3,615
Ocean Estates II | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
One Realco Land Holding, Inc.
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Prior Liens	$ 0
Face Amount	1,728
Carrying Value	$ 1,728
One Realco Land Holding, Inc. | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Parc at Ingleside
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 24,200
Face Amount	3,759
Carrying Value	$ 3,759
Parc at Ingleside | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Parc at Opelika Phase II
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	10.00%
Prior Liens	$ 22,367
Face Amount	3,190
Carrying Value	$ 3,190
Parc at Windmill Farms
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 34,237
Face Amount	7,886
Carrying Value	$ 7,886
Parc at Windmill Farms | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Phillips Foundation for Better Living, Inc.
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 0
Face Amount	107
Carrying Value	$ 107
Phillips Foundation for Better Living, Inc. | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Plaza at Chase Oaks
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 8,658
Face Amount	11,772
Carrying Value	$ 11,772
Plaza at Chase Oaks | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Plum Tree
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 17,104
Face Amount	1,478
Carrying Value	$ 1,478
Plum Tree | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Polk County Land
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Prior Liens	$ 0
Face Amount	3,000
Carrying Value	$ 3,000
Riverview on the Park Land, LLC
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Prior Liens	$ 0
Face Amount	1,045
Carrying Value	$ 1,045
Riverview on the Park Land, LLC | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	9.50%
Spartan Land
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	6.00%
Prior Liens	$ 0
Face Amount	5,907
Carrying Value	$ 5,907
Spartan Land | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	6.00%
Spyglass of Ennis
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 21,908
Face Amount	4,705
Carrying Value	$ 4,705
Spyglass of Ennis | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Steeple Crest
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Prior Liens	$ 10,806
Face Amount	6,358
Carrying Value	$ 6,358
Steeple Crest | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	5.00%
Timbers at The Park
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 12,879
Face Amount	11,146
Carrying Value	$ 11,146
Timbers at The Park | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Tuscany Villas
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%
Prior Liens	$ 1,451
Face Amount	1,548
Carrying Value	$ 1,548
Tuscany Villas | Notes Receivable
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Rate	4.96%