Share-Based Payments (Tables)

3 Months Ended

Mar. 31, 2013

Shareholders' Equity and Share-based Payments [Abstract]

Schedule of share-based compensation expense

Share-based compensation expense has been recorded as follows:

	Three months ended March 31,
	2013		2012
Cost of goods sold	$	2	$	1
Sales and marketing	15		13
Research and product development	11		7
General and administrative	31		30
	$	59	$	51

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table]

In applying the Black-Scholes methodology to the options granted, the Company used the following assumptions:

	Three months ended March 31,
	2013	2012
Risk-free interest rate, average	—	1.4%
Expected option life, average	—	7.1 years
Expected price volatility, average	—	51.9%
Weighted average per share fair value	—	$3.35