Leases - Future Minimum Lease Payments (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Operating Leases
2019	$ 11,662
2020	20,294
2021	16,684
2022	13,026
2023	11,505
Thereafter	32,611
Total lease payments	105,782
Less imputed interest	(28,687)
Total operating lease liabilities	$ 77,095	$ 69,769