Leases - Other Lease Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Weighted-average remaining lease term (years)
Operating leases	8 years 9 months 22 days
Finance leases	3 years
Weighted-average discount rate
Operating leases	8.90%
Finance leases	6.10%
Operating cash flows for operating leases	$ 55,485
Operating cash flows for finance leases	48
Financing cash flows for finance leases	471
Acquisition of operating leases	389,403
Lease modification	$ (48,877)