Property and Equipment

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

7. Property and Equipment

Property and equipment consisted of the following at December 31:


	Useful Life (Years)	2014			2013
		(In thousands)
Manufacturing equipment	5	$	3,654		$	3,333
Lease and loaner instruments	1–5		2,629			—
Prototype instruments	2		2,157			1,893
Computer equipment	3		1,430			1,325
Furniture and fixtures	5		831			543
Leasehold improvements	Various		4,888			4,713
Construction in progress			1,058			—

			16,647			11,807
Less: Accumulated depreciation and amortization			(10,281	)		(8,742	)

		$	6,366		$	3,065

Prototype instruments consist of digital imagers and liquid handling robots used in internal testing and other development activities.

Accumulated depreciation on lease and loaner instruments was $128,000 and $0 at December 31, 2014 and 2013, respectively.

Depreciation and amortization expense for the years ended December 31, 2014, 2013 and 2012 totaled approximately $1.5 million, $1.8 million and $1.9 million, 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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