3) Investments: Held-to-maturity Securities (Details) - USD ($)	6 Months Ended	12 Months Ended
Jun. 30, 2015	Dec. 31, 2014
AmortizedCost	$ 132,401,008	$ 135,018,347
Held-to-maturity Securities, Unrecognized Holding Gain	12,878,381	16,736,557
Held-to-maturity Securities, Unrecognized Holding Loss	(1,215,852)	(997,529)
Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.	144,063,537	150,757,375
US Treasury and Government
AmortizedCost	1,862,291	1,873,146
Held-to-maturity Securities, Unrecognized Holding Gain	305,024	345,715
Held-to-maturity Securities, Unrecognized Holding Loss	(3,620)
Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.	2,163,695	2,218,861
US States and Political Subdivisions Debt Securities
AmortizedCost	1,858,861	1,736,489
Held-to-maturity Securities, Unrecognized Holding Gain	201,771	221,893
Held-to-maturity Securities, Unrecognized Holding Loss	(3,726)	(5,278)
Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.	2,056,906	1,953,104
Corporate Debt Securities
AmortizedCost	124,811,868	126,533,483
Held-to-maturity Securities, Unrecognized Holding Gain	12,115,612	15,841,536
Held-to-maturity Securities, Unrecognized Holding Loss	(1,207,359)	(980,357)
Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.	135,720,121	141,394,662
Collateralized Mortgage Backed Securities
AmortizedCost	3,255,965	4,263,206
Held-to-maturity Securities, Unrecognized Holding Gain	232,136	305,381
Held-to-maturity Securities, Unrecognized Holding Loss	(1,147)	(11,894)
Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.	3,486,954	4,556,693
Redeemable Preferred Stock
AmortizedCost	612,023	612,023
Held-to-maturity Securities, Unrecognized Holding Gain	23,838	22,032
Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.	$ 635,861	$ 634,055

Represents the monetary amount of HeldToMaturitySecuritiesEstimatedFairValue, as of the indicated date.

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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=27724398&loc=d3e27232-111563

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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=27724398&loc=d3e27232-111563

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