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Leases - Schedule of Weighted Average Remaining Lease Term and Discount Rate (Details)
Mar. 31, 2019
Weighted-average remaining lease term (in years):  
Weighted-average remaining lease term (in years), Operating leases 18 years
Weighted-average remaining lease term (in years), Finance leases 5 years 2 months
Weighted-average discount rate:  
Weighted-average discount rate, Operating leases 8.92%
Weighted-average discount rate, Finance leases 6.89%