Property, Plant and Equipment, Net - Schedule of Components (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Property, Plant and Equipment, Net
Property, plant and equipment, net	$ 325,098	$ 334,853
Property, plant and equipment in service, net
Property, Plant and Equipment, Net
Property, plant, and equipment, gross	415,328	395,814
Accumulated depreciation	(174,002)	(158,824)
Property, plant and equipment, net	241,326	236,990
Land and land improvements
Property, Plant and Equipment, Net
Property, plant, and equipment, gross	17,680	17,608
Buildings and leasehold improvements
Property, Plant and Equipment, Net
Property, plant, and equipment, gross	142,616	138,126
Furniture and equipment
Property, Plant and Equipment, Net
Property, plant, and equipment, gross	255,032	240,080
Construction in progress
Property, Plant and Equipment, Net
Property, plant and equipment, net	$ 83,772	$ 97,863