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Revenues From Contracts With Customers: Reconciliation of Revenues from Cemetery and mortuary contracts to Business Segment Information (Details) - USD ($) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |  |
Net mortuary and cemetery sales | $ 6,318,398 | $ 4,700,778 | $ 12,260,524 | $ 9,158,869
Gains (losses) on investments and other assets | 1,477,204 | 2,238,279 | 3,437,317 | (973,968)
Net investment income | 14,177,318 | 12,962,745 | 28,471,205 | 26,363,244
Other revenues | 4,660,554 | 2,466,898 | 8,774,212 | 4,856,467
Cemetery and Mortuary |  |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |  |
Net mortuary and cemetery sales | 6,318,398 | 4,700,778 | 12,260,524 | 9,158,869
Gains (losses) on investments and other assets | 227,546 | 482,383 | 1,025,886 | (177,740)
Net investment income | 240,587 | 71,647 | 470,891 | 276,493
Other revenues | 21,391 | 51,497 | 49,886 | 62,379
Revenues from external customers | $ 6,807,922 | $ 5,306,305 | $ 13,807,187 | $ 9,320,001

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- Definition This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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- Definition Amount, after investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(2)) -URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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