Property and Equipment, Net (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Property and Equipment, Net
Property and equipment, gross	$ 41,085,000		$ 41,085,000		$ 24,277,000
Less: accumulated depreciation	(790,000)		(790,000)		(76,000)
Property and equipment, net	40,295,000		40,295,000		24,201,000
Depreciation expense
Depreciation expense	484,000	$ 16,000	729,000	$ 27,000
Furniture
Property and Equipment, Net
Property and equipment, gross	714,000		714,000		108,000
Equipment
Property and Equipment, Net
Property and equipment, gross	24,602,000		24,602,000		230,000
Leasehold improvement
Property and Equipment, Net
Property and equipment, gross	4,458,000		4,458,000		777,000
Construction in progress
Property and Equipment, Net
Property and equipment, gross	$ 11,311,000		$ 11,311,000		$ 23,162,000