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Note 11: Capital Stock: Schedule of Activity in shares of capital stock (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Class A Common Stock |  |  |  |
Common Stock Outstanding | 11,807,287 | 10,843,576 | 9,638,798 | 9,178,945
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | 359,786 | 685,753 |  |
Dividends | $ 562,152 | $ 518,702 | $ 459,168 |
Conversion of Stock, Shares Issued | 41,773 | 323 | 685 |
Class C Common Stock |  |  |  |
Common Stock Outstanding | 13,301,908 | 10,974,101 | 10,135,976 | 9,660,152
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | 2,112,110 | 318,912 |  |
Dividends | $ 633,424 | $ 522,440 | $ 482,675 |
Conversion of Stock, Shares Issued | (417,727) | (3,227) | (6,851) |

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