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Schedule of Investments Classified by Contractual Maturity Date (Details) - USD ($) | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024
--- | --- | --- | ---
Marketable Securities [Line Items] |  |  |
Amortized cost | $ 376,903,025 | $ 376,012,071 |
Estimated fair value | 371,212,032 | 366,546,129 |
Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 26,707,539 | 31,710,436 |
Estimated fair value | 22,933,908 | 27,579,511 |
Redeemable Preferred Stock [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 250,000 | 250,000 |
Estimated fair value | 250,000 | 250,000 |
Cemetery Perpectual Care Oblication [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 774,059 | 776,622 | $ 774,059
Estimated fair value |  |  | 769,914
Restricted Assets [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 2,353,678 | 2,356,862 |
Estimated fair value | 2,352,472 | $ 2,351,369 |
Due in 1 year [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 22,159,707 |  |
Estimated fair value | 22,003,935 |  |
Due in 1 year [Member] | Cemetery Perpectual Care Oblication [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost |  |  | 501,822
Estimated fair value |  |  | 500,705
Due in 1 year [Member] | Restricted Assets [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 1,614,956 |  |
Estimated fair value | 1,616,124 |  |
Due in 2-5 years [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 71,242,437 |  |
Estimated fair value | 70,452,145 |  |
Due in 2-5 years [Member] | Cemetery Perpectual Care Oblication [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost |  |  | 219,761
Estimated fair value |  |  | 217,837
Due in 2-5 years [Member] | Restricted Assets [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 308,335 |  |
Estimated fair value | 310,642 |  |
Due in 5-10 years [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 135,956,272 |  |
Estimated fair value | 135,838,014 |  |
Due in 5-10 years [Member] | Cemetery Perpectual Care Oblication [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost |  |  | 52,476
Estimated fair value |  |  | 51,372
Due in 5-10 years [Member] | Restricted Assets [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 100,606 |  |
Estimated fair value | 100,510 |  |
Due in more than 10 years [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 120,587,070 |  |
Estimated fair value | 119,734,030 |  |
Due in more than 10 years [Member] | Cemetery Perpectual Care Oblication [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost |  |  |
Estimated fair value |  |  |
Due in more than 10 years [Member] | Restricted Assets [Member] |  |  |
Marketable Securities [Line Items] |  |  |
Amortized cost | 329,781 |  |
Estimated fair value | $ 325,196 |  |

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