Property and Equipment

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and Equipment

Property and equipment consisted of the following as of: 

	December 31,
($ in thousands)	2017			2016
Laboratory equipment	$	1,514		$	1,429
Computer equipment and software	318			313
Furniture and fixtures	44			44
Leasehold improvements	1,412			1,228
Construction-in-process	101			36
Total property and equipment, gross	3,389			3,050
Less: Accumulated depreciation	(1,919		)	(1,561		)
Total property and equipment, net	$	1,470		$	1,489

Depreciation expense was approximately $0.4 million and $0.3 million for the years ended December 31, 2017 and 2016, respectively.