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Stock-Based Compensation (Tables) | 12 Months Ended
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Jun. 30, 2025
Stock Settled Stock Appreciation Rights SARS [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Compensation Expense And Tax Benefits Recorded | The following table summarizes our SSSARs compensation expense and tax benefits recorded for each of the years ended June 30:
| 2025 |  | 2024 |  | 2023
Compensation expense | $ | — |  |  | $ | 1,038 |  |  | $ | 1,972 |
Tax benefits | $ | — |  |  | $ | 90 |  |  | $ | 216 |
Intrinsic value of exercises | $ | (18) |  |  | $ | 677 |  |  | $ | 3,873 |
Fair Value Of Awards Vested | The total fair values of SSSARs vested for each of the years ended June 30 were as follows:
| 2025 |  | 2024 |  | 2023
Fair value of vested rights | $ | — |  |  | $ | 1,175 |  |  | $ | 2,611 |
Stock-Settled Stock Appreciation Rights Activity | The following table summarizes the activity relating to SSSARs granted under the plan for the year ended June 30, 2025:
| Number of Rights |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life in Years |  | Aggregate Intrinsic Value
Outstanding at beginning of year | 39 |  |  | $ | 169.75 |  |  |  |  |
Exercised | (20) |  |  | $ | 163.69 |  |  |  |  |
Granted | — |  |  | $ | — |  |  |  |  |
Forfeited | — |  |  | $ | — |  |  |  |  |
Outstanding at end of year | 19 |  |  | $ | 175.76 |  |  | 2.56 |  | $ | 31 |
Exercisable and vested at end of year | 19 |  |  | $ | 175.76 |  |  | 2.56 |  | $ | 31 |
Vested and expected to vest at end of year | 19 |  |  | $ | 175.76 |  |  | 2.56 |  | $ | 31 |
Stock-Settled Stock Appreciation Rights Outstanding By Grant Year | The following table summarizes information about the SSSARs outstanding by grant year at June 30, 2025:
|  | Outstanding |  | Exercisable
|  |  |  |  |  | Weighted Average |  |  |  |
Grant Years |  | Range of Exercise Prices |  | Number Outstanding |  | Remaining Contractual Life in Years |  | Exercise Price |  | Number Exercisable |  | Weighted Average Exercise Price
2021 |  | $167.18-$177.99 |  | 18 |  | 2.62 |  | $177.40 |  | 18 |  | $177.40
2020 |  | $153.71 |  | 1 |  | 1.66 |  | $153.71 |  | 1 |  | $153.71
Employee Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Stock-Based Compensation Grant Details | In 2025, 2024 and 2023, we granted shares of restricted stock to various employees under the terms of the plan. The following table summarizes information relating to these grants:
| 2025 |  | 2024 |  | 2023
Employees |  |  |  |  |
Restricted stock granted | 38 |  |  | 33 |  |  | 29 |
Grant date fair value | $ | 7,292 |  |  | $ | 6,076 |  |  | $ | 4,448 |
Weighted average grant date fair value per award | $ | 190.84 |  |  | $ | 185.05 |  |  | $ | 154.80 |
Director Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Stock-Based Compensation Grant Details | In 2025, 2024 and 2023, we also granted shares of restricted stock to our nonemployee directors under the terms of the plan. The following table summarizes information relating to each of these grants:
| 2025 |  | 2024 |  | 2023
Nonemployee directors |  |  |  |  |
Restricted stock granted | 6 |  |  | 5 |  |  | 4 |
Grant date fair value | $ | 1,215 |  |  | $ | 920 |  |  | $ | 919 |
Weighted average grant date fair value per award | $ | 200.28 |  |  | $ | 165.41 |  |  | $ | 203.34 |
Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Compensation Expense And Tax Benefits Recorded | The following table summarizes our restricted stock compensation expense and tax benefits recorded for each of the years ended June 30:
| 2025 |  | 2024 |  | 2023
Compensation expense | $ | 5,673 |  |  | $ | 5,479 |  |  | $ | 4,432 |
Tax benefits | $ | 859 |  |  | $ | 841 |  |  | $ | 677 |
Fair Value Of Awards Vested | The total fair values of restricted stock vested for each of the years ended June 30 were as follows:
| 2025 |  | 2024 |  | 2023
Fair value of vested shares | $ | 5,125 |  |  | $ | 3,287 |  |  | $ | 4,996 |
Restricted Stock Activity | The following table summarizes the activity relating to restricted stock granted under the plan for the year ended June 30, 2025:
| Number of Shares |  | Weighted Average Grant Date Fair Value
Unvested restricted stock at beginning of year | 80 |  |  | $ | 176.21 |
Granted | 44 |  |  | $ | 192.14 |
Vested | (28) |  |  | $ | 183.25 |
Forfeited | (6) |  |  | $ | 184.23 |
Unvested restricted stock at end of year | 90 |  |  | $ | 181.33 |
Performance Units [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Compensation Expense And Tax Benefits Recorded | The following table summarizes our performance units compensation expense and tax benefits recorded for each of the years ended June 30:
| 2025 |  | 2024 |  | 2023 |  |
Compensation expense | $ | 3,306 |  |  | $ | 4,842 |  |  | $ | 2,678 |  |  |
Tax benefits | $ | 321 |  |  | $ | 620 |  |  | $ | 355 |  |  |
Fair Value Of Awards Vested | The following table summarizes information for our performance units that vested during the year ended June 30:
| 2025
Payout of revenue-based performance units | 174 | %
Payout of market-based performance units | 91 | %
Fair value of vested performance units | $ | 3,281 |
Stock-Based Compensation Grant Details | In 2025, 2024 and 2023, we granted performance units to various employees under the terms of the plan. The following table summarizes information relating to these grants:
| 2025 |  | 2024 |  | 2023 |  |
Performance units granted | 25 |  |  | 25 |  |  | 26 |  |  |
Grant date fair value | $ | 5,248 |  |  | $ | 4,745 |  |  | $ | 4,572 |  |  |
Weighted average grant date fair value per award | $ | 206.54 |  |  | $ | 192.91 |  |  | $ | 173.73 |  |  |
Performance Units Grant Date Valuation Assumptions | For our performance units with a market condition, the grant-date fair value is estimated using a Monte Carlo simulation. The assumptions used in the Monte Carlo simulation were as follows:
| 2025 |  | 2024 |  | 2023 |  |
Risk-free interest rate | 3.72 | % |  | 4.60 | % |  | 3.18 | % |  |
Dividend yield | 1.98 | % |  | 1.78 | % |  | 2.08 | % |  |
Volatility factor of the expected market price of our common stock | 26.40 | % |  | 24.60 | % |  | 32.20 | % |  |
Performance Units Activity | The following table summarizes the activity relating to performance units granted under the plan for the year ended June 30, 2025:
| Number of Units |  | Weighted Average Grant Date Fair Value
Unvested performance units at beginning of year | 62 |  |  | $ | 188.34 |
Granted | 25 |  |  | $ | 206.54 |
Vested | (16) |  |  | $ | 201.70 |
Forfeited | (6) |  |  | $ | 192.75 |
Unvested performance units at end of year | 65 |  |  | $ | 191.72 |

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