Property and Equipment, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Property, Plant and Equipment, Net [Abstract]
Accumulated depreciation (including for equipment and furniture under capital lease of $2,218 and $1,194 at December 31, 2015 and 2014, respectively)	$ (6,901)	$ (4,858)
Property and equipment, net	6,001	3,930
Accumulated depreciation on capitalized leased assets	1,194	1,080
Depreciation and amortization expense	2,300	2,300	$ 791
Equipment [Member]
Property, Plant and Equipment, Net [Abstract]
Property and Equipment	11,599	7,712
Capitalized leased assets	6,199	3,028
Furniture and Fixtures [Member]
Property, Plant and Equipment, Net [Abstract]
Property and Equipment	484	502
Capitalized leased assets	143	0
Leasehold Improvements [Member]
Property, Plant and Equipment, Net [Abstract]
Property and Equipment	$ 819	$ 574