Note 12. Stock Compensation Plans - Textuals (Details) - $ / shares |
3 Months Ended | 9 Months Ended | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Sep. 30, 2025 |
Mar. 31, 2026 |
Nov. 17, 2023 |
Oct. 20, 2016 |
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| Non-Employee Directors Stock Compensation Deferral Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 1,000,000.0 | ||||||||||||||||
| 2023 Equity Incentive Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 2,000,000.0 | ||||||||||||||||
| Performance Shares | 2023 Equity Incentive Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | [1] | 29,335 | |||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | [1],[2] | $ 28.35 | |||||||||||||||
| Performance Shares | 2023 Equity Incentive Plan | Maximum | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 125.00% | ||||||||||||||||
| Performance Shares | 2023 Equity Incentive Plan | Minimum | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 0.00% | ||||||||||||||||
| Restricted Stock | 2023 Equity Incentive Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | [3] | 169,851 | |||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | [2],[3] | $ 28.35 | |||||||||||||||
| Restricted Stock | 2023 Equity Incentive Plan | Maximum | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| ShareBasedCompensationArrangementByShareBasedPaymentAwardContractualLife | 3 years | ||||||||||||||||
| PerformanceSharesMember-LT | 2023 Equity Incentive Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | [4] | 153,212 | |||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | [2],[4] | $ 36.41 | |||||||||||||||
| PerformanceSharesMember-LT | 2023 Equity Incentive Plan | Maximum | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 200.00% | ||||||||||||||||
| PerformanceSharesMember-LT | 2023 Equity Incentive Plan | Minimum | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 0.00% | ||||||||||||||||
| Unrestricted Shares | 2023 Equity Incentive Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | [5] | 20,555 | |||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | [5] | $ 28.34 | |||||||||||||||
| Deferred Share Units Director Compensation | Non-Employee Directors Stock Compensation Deferral Plan | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | [6] | 16,232 | |||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | [6] | $ 28.34 | |||||||||||||||
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