Property and Equipment

12 Months Ended

Dec. 31, 2012

5. Property and Equipment

Property and equipment as of December 31, 2012, and 2011 consist of the following (in thousands):


	Estimated Useful	December 31,
	Life (In years)	2012			2011
Manufacturing equipment	5-14	$	7,574		$	7,305
Lab equipment	5-13		6,755		$	6,430
Computer equipment	3		1,807			1,488
Furniture and fixtures	3		983			978
Leasehold improvements	5-7		5,445			3,989
Assets in progress			1,047			389

			23,611			20,579
Less accumulated depreciation and amortization			(15,646	)		(14,416	)

Total		$	7,965		$	6,163

Depreciation and amortization expense on property and equipment was $1.2 million, $1.3 million and $1.4 million for the years ended December 31, 2012, 2011 and 2010, respectively.

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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