Stockholders' Equity (Schedule Of Option Activity) (Details) - $ / shares	3 Months Ended	12 Months Ended
Sep. 30, 2019	Jun. 30, 2019
Stockholders' Equity [Abstract]
Options, Outstanding at beginning of period	1,260,114
Options, Granted
Options, Exercised	(110,379)
Options, Forfeited
Options, Outstanding at end of period	1,149,735	1,260,114
Options, Exercise price of granted options
Options exercisable at end of period	594,087
Weighted Average Exercise Price, Outstanding at beginning of period	$ 72.91
Weighted Average Exercise Price, Granted
Weighted Average Exercise Price, Exercised	50.81
Weighted Average Exercise Price, Forfeited
Weighted Average Exercise Price, Outstanding at end of period	75.03	$ 72.91
Weighted Average Exercise Price, Options exercisable at end of period	$ 60.89
Weighted Average Remaining Contractual Term in Years, Outstanding	4 years 6 months	4 years 4 months 24 days

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

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Number of share options (or share units) exercised during the current period.

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