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Stock Based Compensation (Tables) | 12 Months Ended
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Jun. 30, 2021
Share-based Payment Arrangement [Abstract] |
Share-based Payment Arrangement, Option, Activity [Table Text Block] | A summary of option plan activity under the plan is as follows:
| Number of Shares |  | Weighted Average Exercise Price |  | Aggregate Intrinsic Value
Outstanding July 1, 2018 | 52 |  |  | $ | 62.65 |  |  |
Granted | — |  |  | — |  |  |
Forfeited | — |  |  | — |  |  |
Exercised | (20) |  |  | 23.65 |  |  |
Outstanding July 1, 2019 | 32 |  |  | 87.27 |  |  |
Granted | — |  |  | — |  |  |
Forfeited | — |  |  | — |  |  |
Exercised | (10) |  |  | 87.27 |  |  |
Outstanding July 1, 2020 | 22 |  |  | 87.27 |  |  |
Granted | — |  |  | — |  |  |
Forfeited | — |  |  | — |  |  |
Exercised | — |  |  | — |  |  |
Outstanding June 30, 2021 | 22 |  |  | $ | 87.27 |  |  | $ | 1,653 |
Vested and Expected to Vest June 30, 2021 | 22 |  |  | $ | 87.27 |  |  | $ | 1,653 |
Exercisable June 30, 2021 | 22 |  |  | $ | 87.27 |  |  | $ | 1,653 |
Schedule of Nonvested Restricted Stock Activity [Table Text Block] | The following table summarizes non-vested share awards activity:
Share awards | Shares |  | Weighted Average Grant Date Fair Value
Outstanding July 1, 2018 | 23 |  |  | $ | 81.33 |
Granted | — |  |  | — |
Vested | (17) |  |  | 79.41 |
Forfeited | — |  |  | — |
Outstanding July 1, 2019 | 6 |  |  | 87.27 |
Granted | — |  |  | — |
Vested | (6) |  |  | 87.27 |
Forfeited | — |  |  | — |
Outstanding July 1, 2020 and June 30, 2021 | — |  |  | — |
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] | The following table summarizes non-vested unit awards as of June 30, 2021, as well as activity for the fiscal year then ended:
Unit awards | Shares |  | Weighted Average Grant Date Fair Value |  | Aggregate Intrinsic Value
Outstanding July 1, 2018 | 351 |  |  | $ | 83.37 |  |  |
Granted 1 | 80 |  |  | 169.53 |  |  |
Vested | (129) |  |  | 82.06 |  |  |
Forfeited 2 | (4) |  |  | 92.32 |  |  |
Outstanding July 1, 2019 | 298 |  |  | 107.00 |  |  |
Granted 1 | 139 |  |  | 157.94 |  |  |
Vested | (69) |  |  | 98.25 |  |  |
Forfeited 2 | (61) |  |  | 85.33 |  |  |
Outstanding July 1, 2020 | 307 |  |  | 136.41 |  |  |
Granted 1 | 113 |  |  | 170.69 |  |  |
Vested | (124) |  |  | 111.08 |  |  |
Forfeited 2 | (2) |  |  | 140.46 |  |  |
Outstanding June 30, 2021 | 294 |  |  | $160.22 |  | $48,173
1 Granted includes restricted stock unit awards and performance unit awards at 100% achievement. 2 Forfeited includes restricted stock unit awards and performance unit awards forfeited for service requirements not met and performance unit awards not settled due to underachievement of performance measures.
ScheduleOfShareBasedPaymentAwardRSUValuationAssumptionsTableTextBlock [Table Text Block] | The weighted average assumptions used in the Monte Carlo pricing model to estimate fair value at the grant dates for awards with performance targets and service requirements are as follows:
| Year Ended June 30,
| 2021 |  | 2020 |  | 2019
Compensation peer group: |  |  |  |  |
Volatility | 25.2 | % |  | 16.8 | % |  | 15.3 | %
Risk free interest rate | 0.11 | % |  | 1.34 | % |  | 2.89 | %
Dividend yield | 1.0 | % |  | 1.1 | % |  | 0.9 | %
S&P 1500 IT Index: |  |  |  |  |
Volatility | 25.2 | % |  | 16.8 | % |  | — | %
Risk free interest rate | 0.11 | % |  | 1.34 | % |  | — | %
Dividend yield | 1.0 | % |  | 1.1 | % |  | — | %

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: 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) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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