Employee Benefit Plans (Assumptions Used To Estimate Fair Value For Stock Options Granted) (Details) - $ / shares	3 Months Ended
Sep. 30, 2021	Sep. 30, 2020
Retirement Benefits [Abstract]
Risk-free interest rate	0.00%	0.10%
Dividend yield	1.80%	2.60%
Weighted average volatility factor	22.70%	25.80%
Weighted average expected life (in years)	4 years 10 months 24 days	5 years 4 months 24 days
Weighted average fair value (in dollars per share)	$ 33.03	$ 21.66

No definition available.

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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.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 718
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