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Income Taxes - Narrative (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Operating loss carryforwards disclosures |  |  |
Amount of future tax benefits | $ 3,300,000 |  |
Reduction in valuation allowance amount | 700,000 |  |
Operating loss carryforward, income tax benefit | 0 |  |
Unrecognized tax benefits | 0 | $ 0 | $ 0
Provisional tax charge for transition tax |  | 5,000,000 |
Provisional tax benefit for re-measurement of deferred tax assets and liabilities |  | $ 74,600,000 |
Discrete income tax benefit in measurement period adjustments for transition tax | 200,000 |  |
Discrete income tax expense for re-measurement of deferred tax assets and liabilities | 200,000 |  |
Undistributed earnings of foreign subsidiaries | 77,800,000 |  |
Unrecognized tax expense, due to undistributed earnings of foreign subsidiaries not being repatriated | 300,000 |  |
State |  |  |
Operating loss carryforwards disclosures |  |  |
Net operating loss carryforwards expiring between 2020 and 2039 | $ 337,600,000 |  |

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