Share-based Compensation Expense (Tables)

9 Months Ended

Sep. 30, 2014

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

Schedule of share-based compensation expense

Share-based compensation expense for the three and nine months ended September 30, 2014 and 2013 has been recorded as follows:

	Three months ended September 30,				Nine months ended September 30,
	2014		2013		2014		2013
Cost of goods sold	$	2	$	2	$	6	$	7
Sales and marketing	20		21		60		55
Research and product development	12		14		33		37
General and administrative	64		42		167		106
	$	98	$	79	$	266	$	205