Mortgages Receivable - Internal credit quality indicators (Details) - USD ($) |
Sep. 30, 2023 |
Dec. 31, 2022 |
|---|---|---|
| Mortgages Receivable | ||
| Total | $ 498,031,018 | $ 460,738,268 |
| Less, CECL and Direct Allowances | 2,113,178 | 105,000 |
| Carrying value, net | $ 495,917,840 | $ 460,633,268 |
| % of Portfolio | 100.00% | 100.00% |
| Year Originated, 2023 | $ 61,724,000 | $ 206,845,000 |
| Year Originated, 2022 | 174,714,000 | 184,413,000 |
| Year Originated, 2021 | 207,476,000 | 37,540,000 |
| Year Originated, 2020 | 30,049,000 | 16,378,000 |
| Year Originated, Prior | 24,068,000 | 16,562,000 |
| Under 500 | ||
| Mortgages Receivable | ||
| Total | $ 400,000 | $ 629,000 |
| % of Portfolio | 0.10% | 0.10% |
| Year Originated, 2021 | $ 185,000 | |
| Year Originated, 2020 | 235,000 | |
| Year Originated, Prior | $ 400,000 | 209,000 |
| 501-550 | ||
| Mortgages Receivable | ||
| Total | $ 4,041,000 | $ 4,786,000 |
| % of Portfolio | 0.80% | 1.00% |
| Year Originated, 2022 | $ 1,779,000 | |
| Year Originated, 2021 | $ 1,590,000 | 87,000 |
| Year Originated, 2020 | 803,000 | |
| Year Originated, Prior | 2,451,000 | 2,117,000 |
| 551-600 | ||
| Mortgages Receivable | ||
| Total | $ 9,132,000 | $ 15,977,000 |
| % of Portfolio | 1.80% | 3.50% |
| Year Originated, 2023 | $ 290,000 | $ 3,061,000 |
| Year Originated, 2022 | 2,880,000 | 8,256,000 |
| Year Originated, 2021 | 4,181,000 | 1,836,000 |
| Year Originated, 2020 | 597,000 | 1,357,000 |
| Year Originated, Prior | 1,184,000 | 1,467,000 |
| 601-650 | ||
| Mortgages Receivable | ||
| Total | $ 43,135,000 | $ 40,349,000 |
| % of Portfolio | 8.70% | 8.80% |
| Year Originated, 2023 | $ 4,189,000 | $ 21,382,000 |
| Year Originated, 2022 | 19,528,000 | 7,474,000 |
| Year Originated, 2021 | 9,164,000 | 6,273,000 |
| Year Originated, 2020 | 5,917,000 | 1,547,000 |
| Year Originated, Prior | 4,337,000 | 3,673,000 |
| 651-700 | ||
| Mortgages Receivable | ||
| Total | $ 85,402,000 | $ 84,085,000 |
| % of Portfolio | 17.10% | 18.30% |
| Year Originated, 2023 | $ 6,718,000 | $ 33,832,000 |
| Year Originated, 2022 | 24,569,000 | 31,342,000 |
| Year Originated, 2021 | 39,273,000 | 7,398,000 |
| Year Originated, 2020 | 6,682,000 | 5,269,000 |
| Year Originated, Prior | 8,160,000 | 6,244,000 |
| 701-750 | ||
| Mortgages Receivable | ||
| Total | $ 194,137,000 | $ 174,347,000 |
| % of Portfolio | 39.00% | 37.80% |
| Year Originated, 2023 | $ 25,821,000 | $ 65,190,000 |
| Year Originated, 2022 | 58,021,000 | 90,524,000 |
| Year Originated, 2021 | 98,455,000 | 11,892,000 |
| Year Originated, 2020 | 6,351,000 | 5,527,000 |
| Year Originated, Prior | 5,489,000 | 1,214,000 |
| 751-800 | ||
| Mortgages Receivable | ||
| Total | $ 143,421,000 | $ 125,347,000 |
| % of Portfolio | 28.80% | 27.20% |
| Year Originated, 2023 | $ 24,629,000 | $ 68,826,000 |
| Year Originated, 2022 | 51,993,000 | 45,038,000 |
| Year Originated, 2021 | 54,813,000 | 9,470,000 |
| Year Originated, 2020 | 10,223,000 | 1,640,000 |
| Year Originated, Prior | 1,763,000 | 373,000 |
| 801-850 | ||
| Mortgages Receivable | ||
| Total | $ 18,363,000 | $ 15,218,000 |
| % of Portfolio | 3.70% | 3.30% |
| Year Originated, 2023 | $ 77,000 | $ 14,554,000 |
| Year Originated, 2022 | 17,723,000 | |
| Year Originated, 2021 | 399,000 | |
| Year Originated, 2020 | 279,000 | |
| Year Originated, Prior | $ 284,000 | $ 265,000 |