Note 12: Stock Compensation Plans: Schedule of Activity of the 2003 Plan (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number	512,795	405,133	972,253	1,996,543
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 3.20	$ 2.41	$ 2.07	$ 2.40
Adjustment for the effect of stock dividends	24,446	17,962	43,928
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted	173,500	81,960	347,000
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised	(59,713)	(485,366)	(1,041,276)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Forfeited	(30,571)	(76,676)	(123,134)
Shares Reclassifies		(105,000)	(250,808)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	343,987
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 2.50
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	265,198
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	7.70
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term	6.65
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	$ 1,042,682
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	940,079
Class C Common Stock
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number	691,591	508,657	583,851	361,028
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 2.54	$ 2.00	$ 2.18
Adjustment for the effect of stock dividends	32,934	24,222	24,515
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted	150,000	50,000
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised		(190,602)	(52,500)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Forfeited		(63,814)
Shares Reclassifies		105,000	250,808
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	547,216
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 2.00
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	3.42
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term	1.79
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	1,856,886
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	$ 1,780,498

No authoritative reference available.

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Net number of non-option equity instruments granted to participants.

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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.

+ References

No definition available.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.

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No definition available.

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