Leases - Future Minimum Lease Payments (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Operating Lease Obligations
2019	$ 11,208
2020	1,937
2021	1,863
2022	1,793
2023	1,465
Thereafter	25,446
Future minimum lease payments	43,712
Capital Lease Obligations
2019	529
2020	333
2021	266
2022	199
2023	199
Thereafter	199
Future minimum lease payments	1,725
Amount representing interest	(148)
Future minimum lease payments, including amount representing interest	$ 1,577