Capital Stock (Details 2) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	$ 615	$ 763	$ 1,534	$ 2,000
Weighted Average Number Diluted Shares Outstanding Adjustment [Abstract]
Basic	32,341,586	30,574,815	32,079,744	30,154,788
Weighted Average Number Diluted Shares Outstanding Adjustment	1,073,271	0	1,017,268	1,607,678
Diluted	33,414,857	30,574,815	33,097,012	31,762,466
Cost of Sales [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	36	39	94	91
Research and Development Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	16	16	36	33
Selling and Marketing Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	100	47	244	130
General and Administrative Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	463	632	1,160	1,685
Discontinued Operations [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	$ 0	$ 29	$ 0	$ 61