Stock-Based Compensation - Restricted Stock Units (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Nonvested deferred share activity
Nonvested shares at June 30, 2021	1,280,707
Shares cancelled	(242,743)
Nonvested shares at June 30, 2022	1,465,788	1,280,707
Weighted average grant date fair value per share at June 30, 2021	$ 17.07
Weighted average grant date fair value per share granted	14.13
Weighted average grant date fair value per share vested and released	13.92
Weighted average grant date fair value per share cancelled	25.50
Weighted average grant date fair value per share at June 30, 2022	$ 14.86	$ 17.07
Share based compensation arrangement by share based payment award deferred cancellations in period.		119,904
Share Based Compensation Arrangement By Share Based Payment Award Deferred Shares Cancelled Weighted Average Grant Date Fair Value		$ 20.67
Stock Issued During Period, Value, Restricted Stock Award, Gross	$ 2.6	$ 2.3
Restricted Stock or Unit Expense	0.6	$ 1.0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding	$ 0.9
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	242,743
Cash Performance Awards
Nonvested deferred share activity
Shares granted	231,219	238,848
Shares vested and released	(53,333)
Shares cancelled	(25,355)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	231,219	238,848
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period	53,333
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value	$ 0.5
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	25,355
Restricted Stock Award, Forfeitures	$ 0.3
Share Based Performance Awards
Nonvested deferred share activity
Shares granted	696,227
Shares vested and released	(268,403)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	696,227
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period	268,403

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The total value of forfeitures related to restricted stock awards forfeited during the period.

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Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement.

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