Note 16. Stock Compensation - Stock Compensation Textuals (Details) - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2019	Sep. 30, 2018
Share-based Payment Arrangement, Expense	$ 2.1	$ 1.9
Share-based Payment Arrangement, Expense, Tax Benefit	$ 0.6	$ 0.5
Annual Performance Shares
Stock Compensation, Shares Awarded	34,305
Annual Performance Shares \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	0.00%
Annual Performance Shares \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	68,610
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	200.00%
Relative Total Shareholder Return
Stock Compensation, Shares Awarded	28,080
Relative Total Shareholder Return \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	0.00%
Relative Total Shareholder Return \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	56,160
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	200.00%
Restricted Stock Units (RSUs)
Stock Compensation, Shares Awarded	188,588
Restricted Stock Units (RSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	0.00%
Restricted Stock Units (RSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	35,598
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	100.00%
Transformation Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	0.00%
Transformation Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	2,165
Share-based Compensation Arrangement by Share-based Payment Award, Payout Percentage	100.00%

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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