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SHARE-BASED PAYMENTS (Tables)

12 Months Ended

Dec. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of share-based compensation, stock options, activity

The summary of the Company’s stock options at December 31, 2016, 2015 and 2014, and the changes for the fiscal periods ending on those dates is presented below:

	Range of Exercise Prices $		Weighted Average Exercise Price $		Number of Options
Balance, January 1, 2014	7.60 - 44.22		14.27		795,318
Granted	9.05		9.05		307,250
Exercised	8.75		8.75		(15,000)
Forfeited	7.60 - 44.22		14.70		(158,655)
Expired	17.50		17.50		(23,500)
Balance, December 31, 2014	7.60 - 44.22		11.66		905,413
Granted	2.55 - 18.55		6.02		2,176,330
Exercised	2.55 - 4.48		3.78		(48,802)
Forfeited	4.44 - 29.71		7.29		(574,486)
Expired	7.47 - 32.10		7.42		(335,558)
Balance, December 31, 2015	2.55 - 32.10		6.54		2,122,897
Granted	2.12 - 2.22		2.13		449,537
Exercised	2.12		2.12		(8,369)
Forfeited	2.12 - 18.99		5.52		(317,960)
Expired	2.95 - 32.03		8.03		(200,962)
Balance, December 31, 2016	2.12 - 15.61		5.69		2,045,143

Schedule of share-based compensation, shares authorized under stock option plans, by exercise price range

As of December 31, 2016, the outstanding stock options denominated in Cdn$ were as follows:

	Options outstanding													Options exercisable
Exercise price (Cdn$)	Quantity			Weighted average price ($Cdn)				Weighted average remaining contractual life		Intrinsic Value				Quantity			Weighted average price ($Cdn)				Weighted average remaining contractual life		Intrinsic Value
$0.00 to $4.99	—			$	—			0.00		$	—			—			$	—			0.00		$	—
$5.00 to $9.99	421,850			6.55				1.37		—				395,100			6.99				1.46		—
$10.00 to $14.99	171,370			11.50				0.64		—				171,370			11.50				0.64		—
$15.00 to $19.99	62,900			$	15.50			0.18		—				62,900			$	15.50			0.18		—
	656,120									$	—			629,370									$	—

As of December 31, 2016, the outstanding stock options denominated in USD$ were as follows:

	Options outstanding													Options exercisable
Exercise price ($)	Quantity			Weighted average price ($)				Weighted average remaining contractual life		Intrinsic Value				Quantity			Weighted average price ($)				Weighted average remaining contractual life		Intrinsic Value
$0.00 to $4.99	876,987			$	3.47			5.35		$	—			676,559			$	3.80			5.76		$	—
$5.00 to $9.99	370,512			6.13				3.70		—				370,512			6.13				3.70		—
$10.00 to $14.99	127,499			10.68				1.22		—				127,499			10.68				1.22		—
$15.00 to $19.99	14,025			$	15.61			4.02		—				14,025			$	15.61			4.02		—
	1,389,023									$	—			1,188,595									$	—

Schedule of compensation costs for share-based payment arrangements

The share-based compensation recorded during the years ended months ended December 31, 2016, 2015 and 2014 is as follows:

	Years ended
	December 31,
	2016				2015				2014
Share-based compensation (1)(2)	$	2,657			$	1,099			$	1,405
Replacement of options from business combinations and asset acquisitions (3)	—				3,681				—
Value of stock options and RSUs granted	$	2,657			$	4,780			$	1,405

(1) The fair value of the options granted under the Compensation Plan for the years ended December 31, 2016, 2015 and 2014, was estimated at the date of grant, using the Black-Scholes Option Valuation Model, with the following weighted-average assumptions:

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

The following weighted average assumptions were used for the Black-Scholes option pricing model to calculate the less than $0.00 million of fair value for the 1,224,000 warrants at December 31, 2016.

Risk-free rate	0.44%
Expected life	0.1 years
Expected volatility	24.7%*
Expected dividend yield	0%

The following weighted average assumptions were used for the Black-Scholes option pricing model to calculate the $2.09 million of fair value for the 2,515,625 warrants issued in connection with the public offering in March 2016.

Risk-free rate	1.15%
Expected life	3.0 years
Expected volatility	106.0%*
Expected dividend yield	0%

* Expected volatility is measured based on the Company’s historical share price volatility over the expected life of the warrants.

The following weighted average assumptions were used for the Black-Scholes option pricing model to calculate the $0.81 million of fair value for the 2,515,625 warrants at December 31, 2016.

Risk-free rate	1.2%
Expected life	2.2 years
Expected volatility	98.2%*
Expected dividend yield	0%

* Expected volatility is measured based on the Company’s historical share price volatility over the expected life of the warrants.

The following weighted average assumptions were used for the Black-Scholes option pricing model to calculate the $3.17 million of fair value for the 4,168,750 warrants issued in connection with the public offering in September 2016.

Risk-free rate	1.2%
Expected life	5.0 years
Expected volatility	145.2%*
Expected dividend yield	0%

* Expected volatility is measured based on the Company’s historical share price volatility over the expected life of the warrants.

Risk-free interest rate	0.0% to 2.35%
Expected life	0.05 years to 10 years
Expected volatility	18.47 to 93.31%*
Expected dividend yield	0	%
Weighted-average expected life of option	4.52
Weighted-average grant date fair value	$1.89

* Expected volatility is measured based on the Company’s historical share price volatility over a period equivalent to the expected life of the options.

	2016			2015			2014
Risk-free interest rate	1.03% - 1.43%			0.87	%		1.6	%
Expected life	5.0 years			5.0 years			5.0 years
Expected volatility	64.7% -74.8%*			75.1%*			81%*
Expected dividend yield	0	%		0	%		0	%
Weighted-average expected life of option	5.00			4.99			5.00
Weighted-average grant date fair value	$1.22 - $1.23			2.64			5.27

* Expected volatility is measured based on the Company’s historical share price volatility over a period equivalent to the expected life of the options.

Schedule of share-based compensation, restricted stock and restricted stock units activity

A summary of the status and activity of non-vested RSUs at December 31, 2016 is as follows:

	Number of shares			Weighted Average Grant- Date Fair Value
Non-vested January 1, 2014	—			$	—
Granted	—			—
Vested	—			—
Forfeited	—			—
Non-vested December 31, 2014	—			—
Granted	282,716			4.05
Vested	—			—
Forfeited	(9,850	)		4.68
Non-vested December 31, 2015	272,866			4.03
Granted	1,205,336			2.14
Vested	(138,608	)		4.65
Forfeited	(9,125	)		5.39
Non-vested December 31, 2016	1,330,469			$	2.37

A summary of the status and activity of non-vested stock options at December 31, 2016 is as follows:

	Number of shares			Weighted Average Grant- Date Fair Value
Non-vested January 1, 2014	—			$	—
Granted	307,250			5.27
Vested	(153,625	)		5.27
Forfeited	(14,025	)		5.27
Non-vested December 31, 2014	139,600			5.27
Granted	2,176,330			1.93
Vested	(2,119,803	)		2.00
Forfeited	(18,429	)		5.17
Non-vested December 31, 2015	177,698			3.44
Granted	449,537			1.29
Vested	(331,482	)		2.26
Forfeited	(68,575	)		1.56
Non-vested December 31, 2016	227,178			$	1.48

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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