Leases - Additional Information (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Net investment in lease	$ 8,979	$ 8,979
Net investment in lease, current	7,167	7,167
Residual value of leased asset	2,415	2,415
Net investment in lease, noncurrent	603	603
Lease income	78	237
Right-of-use asset	86,654	86,654
Operating lease, liability	90,455	90,455
Lease cost	2,866	8,235
Affiliated Entity
Lessee, Lease, Description [Line Items]
Right-of-use asset	13,074	13,074
Operating lease, liability	15,317	15,317
Lease cost	$ 492	$ 1,476
Minimum
Lessee, Lease, Description [Line Items]
Renewal term	1 year	1 year
Maximum
Lessee, Lease, Description [Line Items]
Renewal term	20 years	20 years