Statement of Shareholders' Equity (Deficit) - USD ($) $ in Thousands	Total		Preferred Stock [Member] Series A Preferred Stock [Member]	Preferred Stock [Member] Series B Preferred Stock [Member]	Preferred Stock [Member] Series E Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Dec. 31, 2013	$ (78,372)		$ 2,939	$ 8,683	$ 90,866	$ 6,147	$ 29,722	$ (116,752)	$ 2,511
Balance (in Shares) at Dec. 31, 2013			1,151,468	994,885	4,322,126	1,344,627
Net income (loss)	13,018							13,018
Conversion of Series A, B and E convertible preferred shares	102,488		$ (2,939)	$ (8,683)	$ (90,866)	$ 102,488
Issuance of common shares, net of issuance costs	38,373					$ 38,373
Issuance of common shares, net of issuance costs (in Shares)						5,095,000
Foreign currency translation adjustment	(3,501)								(3,501)
Stock option compensation expense	760						760
Issuance of common shares on conversion of subscription rights						$ 124	(124)
Issuance of common shares on conversion of subscription rights (in Shares)						13,365
Issued pursuant to exercise of stock options	13					$ 25	(12)
Issued pursuant to exercise of stock options (in Shares)						2,417
Balance at Dec. 31, 2014	72,779					$ 147,157	30,346	(103,734)	(990)
Balance (in Shares) at Dec. 31, 2014						14,181,333
Conversion of series A, B and E convertible preferred shares (in Shares)			(1,151,468)	(994,885)	(4,322,126)	7,725,924
Net income (loss)	(11,815)							(11,815)
Stock option compensation expense	1,603						1,603
Issued pursuant to exercise of stock options	$ 240					$ 1,202	(757)	(205)
Issued pursuant to exercise of stock options (in Shares)	209,850	[1]				162,934
Balance at Sep. 30, 2015	$ 64,459					$ 148,359	32,844	$ (115,754)	$ (990)	[2]
Balance (in Shares) at Sep. 30, 2015						14,344,267
Fair value adjustment upon reclassification of stock options	$ 1,652						$ 1,652

[1] During the nine months ended September 30, 2015, 62,469 stock options were exercised for the same number of common shares for cash. In the same period, the Company issued 100,465 common shares for the cashless exercise of 147,381 stock options.

[2] At September 30, 2015, our accumulated other comprehensive loss is entirely related to historical cumulative translation adjustments from the application of U.S. dollar reporting when the functional currency of the Company was the Canadian dollar. See Note 3 – Changes in significant accounting policies.