Balance Sheet Details (Tables)

12 Months Ended

Dec. 31, 2012

Balance Sheet Details [Abstract]

Inventory

	December 31, 2012			December 31, 2011
Raw materials	$	325		$	353
Work in progress		597			495
Finished goods		5,293			5,699
		6,215			6,547
Reserve		(904	)		(224	)
Net inventory	$	5,311		$	6,323

Property and equipment

		December 31, 2012			December 31, 2011
					As Restated
Laboratory, machinery and equipment	3-5 years	$	28,308		$	24,927
Computer equipment	3 years		4,350			3,031
Furniture and fixtures	5 years		899			0
Building	40 years		18,748			7,298
Leasehold improvements	Over term of lease		4,529			506
Construction in progress			6,412			4,106
Property and equipment, gross			63,246			39,868
Less: Accumulated depreciation and amortization			(26,448	)		(24,257	)
Property and equipment, net		$	36,798		$	15,611

Accrued expenses

	December 31, 2012		December 31, 2011
			As Restated
Employee compensation	$	3,129	$	3,138
Professional and outside services costs		841		1,060
Accrued interest on debt		262		479
Royalties		980		1,202
Accrued restructuring		61		396
Accrued taxes		265		36
Other		155		316
	$	5,693	$	6,627