Description of Business and Summary of Significant Accounting Policies - Additional Information (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2018 USD ($)
Accounting Policies [Abstract]
Concentration of credit risk uninsured cash amount	$ 1,270
Cash, Uninsured Amount, Description	We deposit our cash with financial institutions which we believe have sufficient credit quality to minimize the risk of loss