Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

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 six months endedJune 30, 2014 and 2013, was as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014		2013		2014		2013
Cost of goods sold	$	197	$	227	$	404	$	377
Operating expenses:
Research and development	185		191		335		396
Clinical and regulatory affairs	365		35		262		438
Marketing and sales	645		1,087		1,194		1,665
General and administrative	748		557		1,558		1,451
Total operating expenses	$	1,943	$	1,870	$	3,349	$	3,950
Total	$	2,140	$	2,097	$	3,753	$	4,327