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)	(7,988)		$ 0					(7,988)
Stock option compensation expense	661						661
Issued pursuant to exercise of stock options	$ 213					$ 667	(375)	(79)
Issued pursuant to exercise of stock options (in Shares)	99,811	[1]				85,841
Balance at Jun. 30, 2015	$ 64,347					$ 147,824	29,314	$ (111,801)	$ (990)	[2]
Balance (in Shares) at Jun. 30, 2015						14,267,174
Reclassification to fair value of liability classified stock options	$ (1,318)						$ (1,318)

[1] During the six months ended June 30, 2015, 53,442 stock options were exercised for the same number of common shares for cash. In the same period, the Company issued 32,399 common shares for the cashless exercise of 46,369 stock options.

[2] At June 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.