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RSU Measurement Date Assumptions (Details) - Restricted Stock Units (RSUs) [Member] | 12 Months Ended
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Jun. 30, 2020 Rate | Jun. 30, 2019 | Jun. 30, 2018
Compensation Peer Group [Member] |  |  |
RSU grant date weighted average fair value assumptions |  |  |
Volatility | 16.80% | 15.30% | 15.60%
Risk free interest rate | 1.34% | 2.89% | 1.55%
Dividend yield | 1.10% | 0.90% | 1.20%
Stock Beta | 0.709 | 0.669 | 0.687
S&P 500 IT Index [Member] |  |  |
RSU grant date weighted average fair value assumptions |  |  |
Volatility | 16.80% | 0.00% | 0.00%
Risk free interest rate | 1.34% | 0.00% | 0.00%
Dividend yield | 1.10% | 0.00% | 0.00%
Stock Beta | 0.536 | 0 | 0

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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Stock Beta + References No definition available. + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + 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 (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + 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 (f)(2)(iv) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Rate of weighted-average expected volatility for award under share-based payment arrangement. + 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 (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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