Share capital (Tables)

12 Months Ended

Dec. 31, 2018

Statements [Line Items]

Disclosure of earnings per share [text block]

		Year ended		Year ended
		December 31,		December 31,
		2018		2017
Income (loss) for the year	$	1,150,637	$	(683,299	)
Weighted average number of shares outstanding		42,391,792		25,986,111
Dilutive effect of options and warrants		13,665,282		-
Weighted average diluted shares outstanding		56,057,074		25,986,111
Basic income (loss) per share	$	0.03	$	(0.03	)
Diluted income (loss) per share	$	0.02	$	(0.03	)

Disclosure of number and weighted average exercise prices of share options [Table Text Block]

	Year ended				Year ended
	December 31, 2018				December 31, 2017
				Weighted				Weighted
				average				average
	Number of			exercise	Number of			exercise
	options			price	options			price
Options outstanding, beginning	2,662,500		$	0.33	1,640,000		$	0.19
Options granted	1,860,000			0.50	1,150,000			0.50
Options exercised	-				(125,000	)		0.10
Options expired/forfeited	(562,500	)		0.69	(2,500	)		1.00
Options outstanding, ending	3,960,000		$	0.36	2,662,500		$	0.33
Options exercisable, ending	3,741,250		$	0.35	2,602,500		$	0.32

Disclosure of number and weighted average remaining contractual life of outstanding share options [Table Text Block]

	Weighted average	Number of options
Exercise price	contractual life	outstanding
$0.10	2.50 years	(1)1,350,000
$0.22	3.70 years	100,000
$0.35	4.89 years	585,000
$0.40	3.76 years	550,000
$0.55	4.10 years	600,000
$0.60	4.02 years	600,000
$0.80	3.86 years	175,000
$0.31	3.59 years	3,960,000

(1) Subsequent to December 31, 2018, 175,000 of these options were exercised for proceeds of $17,500.

Disclosure of detailed information about options, valuation assumptions [Table Text Block]

	2018	2017
Share price	$0.36	$0.44
Exercise price	$0.50	$0.50
Expected life of options	5 years	5 years
Annualized volatility	176%	100%
Risk-free interest rate	1.79%	1.60%
Dividend rate	0%	0%

Disclosure of detailed information about warrants, activity [Table Text Block]

	Year ended				Year ended
	December 31, 2018				December 31, 2017
				Average				Average
	Number of			exercise	Number of			exercise
	warrants			price	warrants			price
Warrants outstanding, beginning	25,454,600		$	0.18	13,444,147		$	0.10
Warrants issued	516,800			0.70	13,809,600			0.25
Warrants exercised	(1,525,000	)		0.08	(855,000	)		0.06
Warrants expired	(569,600	)		0.46	(944,147	)		0.10
Warrants outstanding, ending	23,876,800		$	0.20	25,454,600		$	0.18

Disclosure of detailed information about warrants outstanding [Table Text Block]

	Weighted average	Number of warrants
Exercise price	contractual life	outstanding
$0.08	1.67 years	6,558,333
$0.10	2.26 years	11,895,000
$0.45	1.82 years	3,375,000
$0.70	1.95 years	(1)2,048,467
$0.20	2.01 years	23,876,800