Income Taxes - Reconciliation to Fedreal Statutory Rate (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Statutory tax rate	21.00%	28.00%	35.00%
Income tax benefit at statutory rate	$ (7,032)	$ (272)	$ 13,078
State income tax (net of federal tax benefit)	(1,295)	12	1,707
Dividend income exclusion	0	0	(134)
Valuation allowance	50,123	283	(14)
Change in contingency reserve (net)	124	18,022	(54)
Change in tax rate	0	19	1
Other (net)	(1,809)	(752)	231
Income tax (benefit) expense	$ 40,111	$ 17,312	$ 14,815

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.

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