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

Note 9 - Segmented Information (Details Textual) - Customer Concentration Risk [Member]	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014	Dec. 28, 2014
Sales Revenue, Net [Member] \| Major Customer1 [Member]
Concentration Risk, Percentage	15.90%	27.80%	14.50%	31.30%
Sales Revenue, Net [Member] \| Major Customer2 [Member]
Concentration Risk, Percentage	11.60%	13.80%	11.60%	13.40%
Sales Revenue, Net [Member] \| Major Customer3 [Member]
Concentration Risk, Percentage		10.60%		10.30%
Sales Revenue, Net [Member]
Number of Major Customers	2	3	2	3
Accounts Receivable [Member] \| Major Customer1 [Member]
Concentration Risk, Percentage			12.00%		14.30%
Accounts Receivable [Member] \| Major Customer2 [Member]
Concentration Risk, Percentage			4.20%		20.80%
Accounts Receivable [Member]
Number of Major Customers			2