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Leases - Summary of Weighted-average Remaining Lease Terms and Discount Rates (Detail)
Jun. 30, 2021
Weighted-average remaining lease term (years)  
Operating leases 8 years 10 months 24 days
Finance leases 10 years 1 month 6 days
Weighted-average discount rate  
Operating leases 4.80% [1]
Finance leases 17.30%
[1] Upon adoption of the new lease standard, discount rates used for existing leases were established at January 1, 2019.