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3) Investments: Gain (Loss) on Investments (Details) (USD $) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
Categories of Investments, Marketable Securities, Held-to-maturity Securities |  |  |  |
Gross Realized Gains | $ 129,651 | $ 166,465 | $ 137,255 | $ 319,957
Gross Realized Losses |  | (93,736) | (334) | (131,821)
Other than Temporary Impairments | (45,000) | (30,000) | (90,000) | (65,129)
Categories of Investments, Marketable Securities, Available-for-sale Securities |  |  |  |
Gross Realized Gains | 15,372 | 166,872 | 152,580 | 455,123
Gross Realized Losses |  | (27,950) | (5,705) | (34,804)
Other Assets |  |  |  |
Gross Realized Gains | 54,583 | 1,045,915 | 86,870 | 1,055,071
Gross Realized Losses | $ (12,680) |  | $ (12,680) | $ (60,870)

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