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3) Investments: Held-to-maturity Securities (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2016 | Dec. 31, 2015
AmortizedCost | $ 185,679,930 | $ 145,558,425
Held-to-maturity Securities, Unrecognized Holding Gain | 16,656,254 | 10,531,839
Held-to-maturity Securities, Unrecognized Holding Loss | (2,739,770) | (5,583,106)
HeldToMaturitySecuritiesEstimatedFairValue | 199,596,415 | 150,507,158
US Treasury and Government |  |
AmortizedCost | 4,472,581 | 3,560,579
Held-to-maturity Securities, Unrecognized Holding Gain | 375,865 | 292,869
Held-to-maturity Securities, Unrecognized Holding Loss | (8,548) | (4,743)
HeldToMaturitySecuritiesEstimatedFairValue | 4,839,898 | 3,848,705
US States and Political Subdivisions Debt Securities |  |
AmortizedCost | 6,779,383 | 1,805,828
Held-to-maturity Securities, Unrecognized Holding Gain | 199,454 | 182,073
Held-to-maturity Securities, Unrecognized Holding Loss | (41,571) | (1,040)
HeldToMaturitySecuritiesEstimatedFairValue | 6,937,266 | 1,986,861
Corporate Debt Securities |  |
AmortizedCost | 162,331,688 | 134,488,108
Held-to-maturity Securities, Unrecognized Holding Gain | 15,612,140 | 9,836,355
Held-to-maturity Securities, Unrecognized Holding Loss | (2,572,792) | (5,501,743)
HeldToMaturitySecuritiesEstimatedFairValue | 175,371,036 | 138,822,720
Collateralized Mortgage Backed Securities |  |
AmortizedCost | 11,472,643 | 5,091,887
Held-to-maturity Securities, Unrecognized Holding Gain | 416,243 | 190,867
Held-to-maturity Securities, Unrecognized Holding Loss | (116,859) | (75,580)
HeldToMaturitySecuritiesEstimatedFairValue | 11,772,027 | 5,207,174
Redeemable Preferred Stock |  |
AmortizedCost | 623,635 | 612,023
Held-to-maturity Securities, Unrecognized Holding Gain | 52,552 | 29,675
HeldToMaturitySecuritiesEstimatedFairValue | $ 676,187 | $ 641,698

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- Definition Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date. + References No definition available. + Details
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- Definition Amount before other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity. + References No definition available. + Details
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- Definition Amount of unrecognized gain before loss on investments in held-to-maturity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 + Details
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- Definition Amount of unrecognized loss before gain on investments in held-to-maturity securities. Excludes write-down for other than temporary impairment (OTTI). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 + Details
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