Leases - Supplemental Operating Lease Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Leases [Abstract]
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 19,818	$ 13,598	$ 107,986	$ 28,909
Operating Lease, Weighted Average Remaining Lease Term	11 years 6 months	9 years	11 years 6 months	9 years
Operating Lease, Weighted Average Discount Rate, Percent	4.11%	5.53%	4.11%	5.53%