Leases - Lease Payment Maturity Schedule (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Operating Leases
2019	$ 22,075
2020	32,051
2021	19,981
2022	3,989
2023	3,234
Thereafter	7,679
Total lease payments	89,009
Less imputed interest	(5,127)
Total lease obligations	83,882
Less current obligations	(40,870)
Long-term lease obligations	43,012
Financing Leases
2019	493
2020	747
2021	581
2022	504
2023	0
Thereafter	0
Total lease payments	2,325
Less imputed interest	(71)
Total lease obligations	2,254
Less current obligations	(1,108)
Long-term lease obligations	$ 1,146