Leases - Summary of Information Relating to Lease Term and Discount Rate (Detail)	Jun. 30, 2020	Jun. 30, 2019
Weighted average remaining lease term (in months)
Operating leases	23 years 6 months	34 years 1 month 6 days
Finance leases	47 years 2 months 12 days	59 years 2 months 12 days
Weighted average discount rate
Operating leases	7.50%	7.50%
Finance leases	7.50%	7.50%