Share-Based Compensation (Narrative) (Details) $ in Millions	12 Months Ended
Jun. 30, 2020 USD ($) plan shares	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share-based compensation plans \| plan	2
Options granted during period (in shares) \| shares	0
Total aggregate intrinsic value of options exercised \| $	$ 0.2	$ 0.4	$ 0.5
Fair value of options vested during period \| $	0.7	$ 1.1	$ 1.3
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (years)		3 years	3 years
Contractual life (years)		10 years	10 years
Exercise price percentage of fair market value at grant date		100.00%	100.00%
Unrecognized compensation cost \| $	$ 0.2
Weighted-average period of recognition of unrecognized compensation cost (years)	5 months 19 days
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost \| $	$ 8.2
Weighted-average period of recognition of unrecognized compensation cost (years)	1 year 3 months
Shares granted (in shares) \| shares	287,948
Shares withheld for income taxes for share based compensation (in shares) \| shares	36,771
2013 Long-Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for future grant (in shares) \| shares	1,536,626

Share-based Compensation Arrangement By Share-based Payment Award, Number Of Share-based Compensation Plans

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
-Paragraph 2
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Weighted-average period over which cost not yet recognized is expected to be recognized for 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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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

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- Definition

Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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