Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Sales	$ 16,246,014	$ 15,898,547
Cost of sales	9,256,526	9,696,544
Gross profit	6,989,488	6,202,003
Operating expenses
Wages	1,528,031	1,532,252
Administrative salaries and benefits	838,837	715,773
Advertising and promotion	21,199	34,445
Investor relations and transfer agent fee	131,037	125,917
Office and miscellaneous	269,800	308,016
Insurance	301,856	292,460
Interest expense	41,699	55,770
Rent	117,715	127,916
Consulting	119,198	131,714
Professional fees	184,931	172,414
Travel	140,340	109,051
Telecommunications	24,363	34,473
Shipping	16,338	20,660
Research	95,098	95,265
Commissions	66,839	122,868
Currency exchange	(10,602)	(55,892)
Utilities	17,495	28,434
Total operating expenses	3,904,174	3,851,536
Operating income	3,085,314	2,350,467
Gain on sale of equipment	6,848	(45,249)
Loss on investment	(15,086)	0
Interest income	2,184	2,963
Income before income tax	3,079,260	2,308,181
Income taxes (Note 11)
Deferred income (expense) tax recovery	(303,793)	(38,157)
Income tax expense	(982,133)	(765,328)
Net income for the year	1,793,334	1,504,696
Other comprehensive loss	118,590	(938,246)
Comprehensive income (loss)	$ 1,911,924	$ 566,450
Income per share (basic and diluted) (Note 12)	$ 0.16	$ 0.11
Weighted average number of common shares (basic)	11,464,270	13,173,827
Weighted average number of common shares (diluted)	11,635,136	13,307,021