3) Investments: Schedule of Unrealized Loss on Investments (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Held-to-maturity Securities, Unrecognized Holding Loss	$ 2,874,831	$ 4,207,244
Held-to-maturity Securities, Fair Value	49,368,427	64,910,462
Fair Value	5,109,945	3,749,018
USTreasurySecurities1Member
Held-to-maturity Securities, Fair Value	1,345,231	1,342,088
US States and Political Subdivisions Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	132,140	133,249
Held-to-maturity Securities, Fair Value	3,270,595	3,686,856
Corporate Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	2,443,238	3,727,013
Held-to-maturity Securities, Fair Value	41,438,648	54,765,151
Collateralized Mortgage Backed Securities
Held-to-maturity Securities, Unrecognized Holding Loss	233,586	280,871
Held-to-maturity Securities, Fair Value	3,215,843	5,116,367
Redeemable Preferred Stock
Held-to-maturity Securities, Unrecognized Holding Loss	8,627
Held-to-maturity Securities, Fair Value	98,110
Industrial, miscellaneous and all other equity securities
AvailableForSaleSecuritiesGrossUnrealizedLosses	816,778	859,092
Equity Securities
AvailableForSaleSecuritiesGrossUnrealizedLosses	816,778	859,092
Less than 12 months
Held-to-maturity Securities, Unrecognized Holding Loss	1,419,742	2,104,387
Held-to-maturity Securities, Fair Value	35,534,968	51,001,049
Fair Value	3,955,133	2,063,144
Less than 12 months | USTreasurySecurities1Member
Held-to-maturity Securities, Unrecognized Holding Loss	57,240	66,111
Held-to-maturity Securities, Fair Value	1,345,231	1,342,088
Less than 12 months | US States and Political Subdivisions Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	132,140	133,249
Held-to-maturity Securities, Fair Value	3,270,595	3,686,856
Less than 12 months | Corporate Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	1,094,907	1,728,312
Held-to-maturity Securities, Fair Value	29,075,748	41,796,016
Less than 12 months | Collateralized Mortgage Backed Securities
Held-to-maturity Securities, Unrecognized Holding Loss	126,828	176,715
Held-to-maturity Securities, Fair Value	1,745,284	4,176,089
Less than 12 months | Redeemable Preferred Stock
Held-to-maturity Securities, Unrecognized Holding Loss	8,627
Held-to-maturity Securities, Fair Value	98,110
Less than 12 months | Industrial, miscellaneous and all other equity securities
AvailableForSaleSecuritiesGrossUnrealizedLosses	$ 178,006	$ 215,563
No. of Investment Positions	149	124
Less than 12 months | Equity Securities
AvailableForSaleSecuritiesGrossUnrealizedLosses	$ 178,006	$ 215,563
No. of Investment Positions	149	124
More than 12 months
Held-to-maturity Securities, Unrecognized Holding Loss	$ 1,455,089	$ 2,102,857
Held-to-maturity Securities, Fair Value	13,833,459	13,909,413
Fair Value	1,154,812	1,685,874
More than 12 months | Corporate Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	1,348,331	1,998,701
Held-to-maturity Securities, Fair Value	12,362,900	12,969,135
More than 12 months | Collateralized Mortgage Backed Securities
Held-to-maturity Securities, Unrecognized Holding Loss	106,758	104,156
Held-to-maturity Securities, Fair Value	1,470,559	940,278
More than 12 months | Industrial, miscellaneous and all other equity securities
AvailableForSaleSecuritiesGrossUnrealizedLosses	$ 638,772	$ 643,529
No. of Investment Positions	105	104
More than 12 months | Equity Securities
AvailableForSaleSecuritiesGrossUnrealizedLosses	$ 638,772	$ 643,529
No. of Investment Positions	105	104
TotalMember
Held-to-maturity Securities, Unrecognized Holding Loss	$ 2,874,831	$ 4,207,244
TotalMember | USTreasurySecurities1Member
Held-to-maturity Securities, Unrecognized Holding Loss	57,240	66,111
TotalMember | US States and Political Subdivisions Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	132,140	133,249
TotalMember | Corporate Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	2,443,238	3,727,013
TotalMember | Collateralized Mortgage Backed Securities
Held-to-maturity Securities, Unrecognized Holding Loss	233,586	$ 280,871
TotalMember | Redeemable Preferred Stock
Held-to-maturity Securities, Unrecognized Holding Loss	$ 8,627