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Note 4: Value of Business Acquired (Details) (USD $)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Details
Value of business acquired - net amortization charged to income	$ 790,000fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 852,000fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 958,000fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 1,031,000fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 1,113,000fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 1,302,646fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 1,340,272fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome	$ 1,215,158fil_ValueOfBusinessAcquiredNetAmortizationChargedToIncome

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