Property, Plant and Equipment, Net (Details) - Property, Plant, and Equipment - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 255,431	$ 246,061
Accumulated depreciation	(97,956)	(87,086)
Property, plant and equipment, net	195,724	179,614
Land and land improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	17,751	17,409
Building and Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	86,137	85,767
Furniture and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	151,543	142,885
Property, plant and equipment in service, net [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	157,475	158,975
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 38,249	$ 20,639