Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Other Information (Details)

v3.19.3
Summary of Significant Accounting Policies - Other Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2019
Sep. 30, 2018
Accounting Policies [Abstract]      
Financing cash flows for finance leases $ 3,924 $ (4,706) $ 0
Operating cash flows for finance leases 1,305 3,820  
Operating cash flows for operating leases 17,527 54,311  
Right-of-use assets obtained in exchange for new lease liabilities: Finance leases 822 10,843  
Right-of-use assets obtained in exchange for new lease liabilities: Operating leases $ (7,053) $ (1,885)  
Weighted-average remaining lease term (in years): Finance leases 12 years 12 years  
Weighted-average remaining lease term (in years): Operating leases 9 years 7 months 6 days 9 years 7 months 6 days  
Weighted-average discount rate: Finance leases 18.76% 18.76%  
Weighted-average discount rate: Operating leases 6.84% 6.84%