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Investments: Schedule of Allowance for loan losses as a contra-asset account (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Marketable Securities [Line Items] |  |
Financing Receivable, Allowance for Credit Loss | $ 2,005,127 | $ 1,453,037
Allowance for credit losses, Charge-offs |  |
Allowance for Credit Losses, Provision | (104,192) | 552,090
Financing Receivable, Allowance for Credit Loss, Ending Balance | 1,900,935 | 2,005,127
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 192,266 | 219,905
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 1,708,669 | 1,785,222
Mortgage loans | 266,363,862 | 253,771,091
Financing Receivable, Individually Evaluated for Impairment | 4,725,709 | 10,282,470
Financing Receivable, Collectively Evaluated for Impairment | 261,638,153 | 243,488,621
Commercial Loan [Member] |  |
Marketable Securities [Line Items] |  |
Financing Receivable, Allowance for Credit Loss | 187,129 | 187,129
Allowance for credit losses, Charge-offs |  |
Allowance for Credit Losses, Provision |  |
Financing Receivable, Allowance for Credit Loss, Ending Balance | 187,129 | 187,129
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 187,129 | 187,129
Mortgage loans | 47,440,235 | 46,836,866
Financing Receivable, Individually Evaluated for Impairment | 848,464 | 2,148,827
Financing Receivable, Collectively Evaluated for Impairment | 46,591,771 | 44,688,039
Residential Mortgage [Member] |  |
Marketable Securities [Line Items] |  |
Financing Receivable, Allowance for Credit Loss | 1,774,796 | 1,222,706
Allowance for credit losses, Charge-offs |  |
Allowance for Credit Losses, Provision | (104,192) | 552,090
Financing Receivable, Allowance for Credit Loss, Ending Balance | 1,670,604 | 1,774,796
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 192,266 | 219,905
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 1,478,338 | 1,554,891
Mortgage loans | 83,195,347 | 95,822,448
Financing Receivable, Individually Evaluated for Impairment | 3,676,282 | 7,932,680
Financing Receivable, Collectively Evaluated for Impairment | 79,519,065 | 103,179,097
Residential construction |  |
Marketable Securities [Line Items] |  |
Financing Receivable, Allowance for Credit Loss | 43,202 | 43,202
Allowance for credit losses, Charge-offs |  |
Allowance for Credit Losses, Provision |  |
Financing Receivable, Allowance for Credit Loss, Ending Balance | 43,202 | 43,202
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 43,202 | 43,202
Mortgage loans | 135,728,280 | 111,111,777
Financing Receivable, Individually Evaluated for Impairment | 200,963 | 200,963
Financing Receivable, Collectively Evaluated for Impairment | $ 135,527,317 | $ 95,621,485

X
- Definition Represents the monetary amount of Allowance for credit losses, Charge-offs, during the indicated time period. + References No definition available. + Details
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- Definition Represents the monetary amount of Allowance for Credit Losses, Provision, during the indicated time period. + References No definition available. + Details
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- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(2)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (3) Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (c) Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (1) + Details
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