Stock-Based Compensation (Stock Option Activity) (Details) - $ / shares	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Number of Options
Beginning balance (in shares)	0	22,321	78,201
Exercised (in shares)	45,186	22,321	55,880
Forfeited	(2,658)
Ending balance (in shares)	42,528	0	22,321
Weighted Average Exercise Price
Beginning balance (in usd per share)	$ 0	$ 8.75	$ 9.07
Exercised (in usd per share)	38.13	8.75	9.20
Forfeited or expired (in usd per share)	38.13
Ending balance (in usd per share)	$ 38.13	$ 0	$ 8.75

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- Definition

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

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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- Definition

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

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- Definition

Weighted average grant-date fair value of non-vested options forfeited.

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- Definition

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

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