Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Stock-based compensation expense included in cost of goods sold and operating expenses during the three and nine months ended September 30, 2013 and 2012, was as follows:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2013		2012		2013		2012
Cost of goods sold	$	123	$	183	$	500	$	387
Operating expenses:
Research and development	116		165		512		498
Clinical and regulatory affairs	390		67		828		145
Marketing and sales	736		361		2,401		1,041
General and administrative	354		389		1,805		1,451
Total operating expenses	$	1,596	$	982	$	5,546	$	3,135
Total	$	1,719	$	1,165	$	6,046	$	3,522