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Debt - Additional Information (Details) - USD ($)		3 Months Ended
Debt - Additional Information (Details) - USD ($)	Sep. 30, 2019	Sep. 30, 2019	Jun. 30, 2019
Credit Facility
Debt Instrument [Line Items]
Outstanding borrowings	$ 0	$ 0
Outstanding letters of credit	200,000	200,000
Maximum \| Credit Facility
Debt Instrument [Line Items]
Debt instrument, principal amount	50,000,000.0	50,000,000.0
Senior Secured Credit Agreement \| Senior Secured Term Loan Facility \| Selling, General and Administrative Expenses
Debt Instrument [Line Items]
Unamortized term loan issuance fees			$ 300,000
Senior Secured Credit Agreement \| Senior Secured Term Loan Facility \| Interest Expense, Net
Debt Instrument [Line Items]
Amortization of debt discount			$ 200,000
Loan Agreement \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Unamortized term loan issuance fees	0	0
Drawn amount	0
Accrued commitment fees	$ 100,000
Amortized loan issuance fees		700,000
Loan Agreement \| Credit Facility
Debt Instrument [Line Items]
Debt instrument, basis points	1.00%
Debt instrument, term	364 days
Loan Agreement \| Selling, General and Administrative Expenses \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Amortized loan issuance fees		500,000
Loan Agreement \| Interest Expense, Net \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Amortized loan issuance fees		$ 200,000