SMTC Corporation Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2017	Jul. 03, 2016	Jul. 02, 2017	Jul. 03, 2016
Current Income Tax Expense (Benefit)	$ 168	$ 99	$ 295	$ 103
Deferred Income Tax Expense (Benefit)	(14)	31	(148)	(15)
Foreign Tax Authority [Member]
Current Income Tax Expense (Benefit)	168	99	295	103
Foreign Tax Authority [Member] \| Mexican Tax Authority [Member]
Deferred Income Tax Expense (Benefit)	$ (14)	$ 31	$ (148)	(15)
Domestic Tax Authority [Member]
Current Income Tax Expense (Benefit)				$ (66)