CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY (CAPITAL DEFICIENCY) - USD ($) $ in Thousands		Total	Common Stock [Member]		Additional Paid-in Capital [Member]	Accumulated Deficit [Member]
Balance at Dec. 31, 2016		$ (9,957)	$ 124		$ 202,575	$ (212,656)
Balance (in shares) at Dec. 31, 2016	[1]		124,134,085
Share-based compensation related to stock options		118			118
Convertible note conversions		517	$ 1		516
Convertible note conversions (in shares)	[1]		923,018
Net loss for the period		(59,148)				(59,148)
Balance at Mar. 31, 2017		(68,470)	$ 125		203,209	(271,804)
Balance (in shares) at Mar. 31, 2017	[1]		125,057,103
Balance at Dec. 31, 2017		(31,293)	$ 144		266,495	(297,932)
Balance (in shares) at Dec. 31, 2017	[1]		143,728,797
Share-based compensation related to stock options		46			46
Share-based compensation related to restricted stock award, net of forfeitures		16		[2]	16
Share-based compensation related to restricted stock award, net of forfeitures (in shares)	[1]		29,898
Convertible note conversions		1,192	$ 2		1,190
Convertible note conversions (in shares)	[1]		1,811,260
Net loss for the period		(9,400)				(9,400)
Balance at Mar. 31, 2018		$ (39,439)	$ 146		$ 267,747	$ (307,332)
Balance (in shares) at Mar. 31, 2018	[1]		145,569,955

[1] Common Stock, $0.001 par value; Authorized – as of March 31, 2018 and 2017 - 250,000,000.

[2] Represents an amount less than $1.