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Note 20: Stock Compensation Plans: Schedule of Share-based Compensation, Stock Options, Activity (Details) - $ / shares | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Granted from 2013 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |  | (1,000) | (157,800)
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable |  | 1,000 | 157,800
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price |  | $ 52.500 | $ 52.118
Exercised |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 0 | 0 | 0
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable | (125,894) | (81,940) | (119,692)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ 33.031 | $ 27.597 | $ 27.352
Forfeited from terminated plan(s) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 0 |  | 0
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable | (17,424) |  | (675)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ 44.163 |  | $ 24.690
Forfeited from current plan(s) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 8,450 | 600 | 15,837
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable | (8,450) | (600) | (15,837)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ 55.000 | $ 55.000 | $ 41.916
Forfeited from 2013 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |  | 13,773 |
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable |  | (13,773) |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price |  | $ 45.692 |
Termination of 2013 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |  | (90,285) |
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable |  | 0 |
Available to grant from 2018 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |  | 800,000 |
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable |  | 0 |
Granted from 2018 Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | (186,400) | (185,750) |
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable | 186,400 | 185,750 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ 60.086 | $ 55.297 |
Share-based Payment Arrangement, Option | Balance, Beginning of Period |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |  |  | 219,475
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable |  |  | 661,203
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price |  |  | $ 33.672
Share-based Payment Arrangement, Option | Balance, End of Period |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 436,900 | 614,850 | 77,512
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable | 807,868 | 773,236 | 682,799
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | $ 49.139 | $ 43.886 | $ 38.860

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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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=116856206&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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