Leases - Supplemental Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Operating leases
Weighted average remaining lease term	10 years 2 months 12 days		10 years 2 months 12 days		10 years
Weighted average discount rate	5.60%		5.60%		5.80%
ROU assets obtained in exchange for lease obligations
Operating leases	$ 2,484	$ 32,292	$ 3,188	$ 34,490
Finance leases	$ 0	$ 0	$ 0	$ 11