Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Income Taxes
Income tax expense (benefit)	$ (157)	$ 32	$ (76)	$ 132
Unrecognized tax benefits	0		$ 0
Effect of Tax Cuts and Jobs Act of 2017, Accounting Incomplete, Provisional
Tax benefit attributable to the rate change effect on the deferred tax liability for indefinite-lived intangible assets	156
Provisional amount of income tax expense attributable to a revaluation of deferred tax assets from change in tax rate	3,404
Amount of provisional income tax expense attributable to tax rate change offset by valuation allowance	$ 3,404