Commitments and Contingencies - Additional Information (Details) - USD ($)	Feb. 01, 2017	Sep. 30, 2020	Jun. 30, 2020	Jul. 01, 2019
Commitments and Contingencies
Operating lease assets		$ 76,723,000	$ 66,225,000	$ 70,797,000
Operating lease liabilities				$ 71,298,000
Weighted average remaining lease term		13 years 3 months 18 days	12 years 7 months 6 days
Weighted average discount rate operating leases		6.30%	6.30%
Assets under finance lease gross		$ 8,650,000	$ 8,650,000
Assets under finance lease accumulated amortization		3,301,000	2,871,000
Assets under finance lease net		5,349,000	5,779,000
Self Insured Liabilities
Commitments and Contingencies
Reported liability		$ 1,412,000	$ 1,278,000
Self Insured Liabilities | Maximum
Commitments and Contingencies
Insurance liabilities per policy period	$ 1,200,000