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Note 10: Incentive Plans: Stock Option Plan Policy: Schedule of Stock Option Plan Stock Option Activity (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Dec. 31, 2012
Dec. 31, 2012
Stock Option Plans Aggregate Intrinsic Value $ 0  
Outstanding at beginning of period
    
Stock Option Plans Stock Option Shares 412,700 420,200
Stock Option Plans Weighted Average Exercise Price Per Share $ 24.30 $ 24.11
Forfeited
    
Stock Option Plans Stock Option Shares   (7,500)
Stock Option Plans Weighted Average Exercise Price Per Share   $ 13.67
Outstanding at end of period
    
Stock Option Plans Stock Option Shares 412,700 412,700
Stock Option Plans Weighted Average Exercise Price Per Share $ 24.30 $ 24.30
Stock Option Plans Weighted Average Remaining Contractual Term 2.01 2.01
VestedAndExpectedToVestAtDecember312012Member
    
Stock Option Plans Stock Option Shares 412,700 412,700
Stock Option Plans Weighted Average Exercise Price Per Share $ 24.30 $ 24.30
Stock Option Plans Weighted Average Remaining Contractual Term 2.01 2.01
ExercisableAtDecember312012Member
    
Stock Option Plans Stock Option Shares 412,700 412,700
Stock Option Plans Weighted Average Exercise Price Per Share $ 24.30 $ 24.30
Stock Option Plans Weighted Average Remaining Contractual Term 2.01 2.01