3) Investments: Investments Classified by Contractual Maturity Date (Details) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Amortized Cost	$ 141,891,408	$ 143,466,494
Estimated Fair Value	155,618,129	153,274,220
Available-for-sale Securities, Amortized Cost Basis	6,249,495
AvailableForSaleSecuritiesEstimatedFairValue	6,019,096
Collateralized Mortgage Backed Securities
Amortized Cost	4,122,589	4,522,081
Estimated Fair Value	4,392,440	4,717,347
Redeemable Preferred Stock
Amortized Cost	612,023	612,023
Estimated Fair Value	622,554	619,117
Common Stock
Available-for-sale Securities, Amortized Cost Basis	6,249,495
AvailableForSaleSecuritiesEstimatedFairValue	6,019,096
Due in 2013
Amortized Cost	3,046,870
Estimated Fair Value	3,098,094
DueIn2014Through2017Member
Amortized Cost	28,040,904
Estimated Fair Value	31,225,456
DueIn2018Through2022Member
Amortized Cost	38,821,994
Estimated Fair Value	42,832,188
DueAfter2022Member
Amortized Cost	67,247,028
Estimated Fair Value	$ 73,447,397