Property and Equipment

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

4. Property and Equipment

Property and equipment and related accumulated depreciation are as follows ($ in thousands):


	Estimated Useful Life (Years)	December 31,
	Estimated Useful Life (Years)	2014			2013
Lab equipment	5	$	1,795		$	1,740
Furniture and fixtures	4		107			48
Computer equipment	3		206			206
Software	3		25			25
Leasehold improvements	Lesser of useful life or remaining lease term		100			77

			2,233			2,096
Less accumulated depreciation and amortization			(1,747	)		(1,337	)

Total property and equipment, net		$	486		$	759

Depreciation expense, including amortization expense for assets recorded under capital leases, amounted to $410,000, $438,000 and $448,000 for the years ended December 31, 2014, 2013 and 2012, respectively.

- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

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