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3) Investments: Investments Classified by Contractual Maturity Date (Details) (USD $) | Mar. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Amortized Cost | $ 136,877,427 | $ 129,449,410
HeldToMaturitySecuritiesEstimatedFairValue | 154,312,937 | 146,217,089
Available-for-sale Securities, Amortized Cost Basis | 5,373,763 |
AvailableForSaleSecuritiesEstimatedFairValue | 4,956,549 |
Collateralized Mortgage Backed Securities |  |
Amortized Cost | 4,430,908 | 5,010,519
HeldToMaturitySecuritiesEstimatedFairValue | 4,755,364 | 5,262,334
Redeemable Preferred Stock |  |
Amortized Cost | 760,078 | 1,510,878
HeldToMaturitySecuritiesEstimatedFairValue | 811,594 | 1,607,765
Nonredeemable Preferred Stock |  |
Available-for-sale Securities, Amortized Cost Basis |  | 20,281
AvailableForSaleSecuritiesEstimatedFairValue |  | 18,795
Common Stock |  |
Available-for-sale Securities, Amortized Cost Basis | 5,373,763 |
AvailableForSaleSecuritiesEstimatedFairValue | 4,956,549 |
Due in 2013 |  |
Amortized Cost | 1,703,989 |
HeldToMaturitySecuritiesEstimatedFairValue | 1,744,859 |
DueIn2014Through2017Member |  |
Amortized Cost | 20,964,972 |
HeldToMaturitySecuritiesEstimatedFairValue | 23,065,578 |
DueIn2018Through2022Member |  |
Amortized Cost | 44,938,154 |
HeldToMaturitySecuritiesEstimatedFairValue | 51,439,135 |
DueAfter2022Member |  |
Amortized Cost | 64,079,326 |
HeldToMaturitySecuritiesEstimatedFairValue | $ 72,496,407 |

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- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 7 -Footnote 2 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 19 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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