Income Taxes Narrative (Details) - USD ($)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Operating Loss Carryforwards [Line Items]
Operating loss carry forwards for federal income tax		$ 370,400,000
Operating loss carry forwards for state income tax		184,900,000
Income tax expense (benefit)	$ (155,808)	$ (20,867)	$ 5,053,833
Operating loss carryforward resulting from sale	$ 0		66,200,000	$ 0
Deferred tax assets tax credit carryforwards research and development			$ 1,500,000
Statutory rate	28.00%	34.00%	34.00%
Minimum
Operating Loss Carryforwards [Line Items]
Net operating loss carry forwards expiration year		2019
Maximum
Operating Loss Carryforwards [Line Items]
Net operating loss carry forwards expiration year		2037
Reduction in Taxes [Member]
Operating Loss Carryforwards [Line Items]
Income tax expense (benefit)	$ (59,500,000)