Common Shares (Tables)

9 Months Ended

Sep. 30, 2020

Common Shares

Summary of stock-based compensation expense

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Restricted share units	$	158	$	119	$	489	$	246
Deferred share units		—		—		209		209
Stock Options		7		29		59		160
	$	165	$	148	$	757	$	615
Phantom units	$	45	$	28	$	79	$	72

Summary of restricted stock unit activity

		Weighted average
	Number	grant-date fair
	of RSUs	value per RSU
Unvested - December 31, 2018	1,002,670	$	0.78
Granted	1,412,500		0.49
Cancelled/forfeited	(657,573)		0.76
Vested, net of shares withheld	(266,296)		0.84
Unvested - December 31, 2019	1,491,301	$	0.51
Granted	1,609,000		0.41
Cancelled/forfeited	(237,853)		0.60
Vested, net of shares withheld	(395,446)		0.63
Unvested - September 30, 2020	2,467,002	$	0.42

Summary of deferred stock units

		Weighted average
	Number of	grant-date fair
	DSUs	value per DSU
Unvested - December 31, 2018	—	—
Granted	366,000	0.57
Outstanding - December 31, 2019	366,000	0.57
Granted	360,000	0.58
Outstanding - September 30, 2020	726,000	0.57

Summary of option activity

				Weighted average
		Weighted average		remaining	Aggregate
	Number of	exercise price		contractual term	intrinsic
	options	per option		(years)	value
Outstanding - December 31, 2018	1,319,149		0.71	3.84	$	1
Granted	350,000		0.73
Exercised	(163,667)		0.54			33
Cancelled/Forfeited	(16,667)		0.75			—
Expired	(51,815)		0.70			2
Outstanding - December 31, 2019	1,437,000	$	0.73	3.49	$	35
Granted	50,000		0.51
Exercised	(50,000)		0.75			9
Cancelled/Forfeited	(70,000)		1.02			—
Outstanding - September 30, 2020	1,367,000	$	0.71	2.89	$	520
Exercisable - September 30, 2020	1,333,667	$	0.71	2.87	$	507

Summary of the status of unvested stock options

				Weighted
		Weighted		average
		average		remaining
		grant-date		amortization
	Number of	fair value		period
	options	per option		(years)
Unvested - December 31, 2018	759,669	$	0.45	1.14
Granted	350,000		0.30
Cancelled/Forfeited	(35,000)		0.43
Vested	(560,665)		0.41
Unvested - December 31, 2019	514,004	$	0.40	0.61
Granted	50,000		0.20
Vested	(530,671)		0.38
Unvested - September 30, 2020	33,333	$	0.31	0.50

Summary of stock option assumptions

	September 30,
	2020		2019
Expected volatility	64.1	%	61.1	%
Risk-free interest rate	0.3	%	2.0	%
Expected life (years)	2.6		2.8
Dividend yield	0	%	0	%
Forfeiture assumption	0	%	0	%

Summary of phantom units

		Weighted average
		remaining
	Number of	vesting term
	phantom units	(years)
Unvested - December 31, 2018	265,000
Cancelled/forfeited	(32,667)
Vested	(88,333)
Unvested - December 31, 2019	144,000	1.00
Vested	(72,000)
Unvested - September 30, 2020	72,000	0.75