Leases (Tables)

3 Months Ended

Mar. 30, 2019

Leases [Abstract]

Schedule of lease costs [Table Text Block]

			Quarter ended
			March 30, 2019
			$
Lease Costs
	Operating lease cost		5,203
	Finance lease cost
		Depreciation of right-of-use assets	297
		Interest on lease liabilities	36
	Sublease income		(120	)
	Net lease cost		5,416

Schedule of Balance Sheet Classification, Cash Flow Information, Other Information [Table Text Block]

			March 30, 2019
			$
Balance Sheet Classification
	Operating leases
		Operating lease right-of-use assets	75,503
		Current portion of operating lease liabilities	17,432
		Operating lease liabilities	58,910
		Total operating lease liabilities	76,342
	Finance leases
		Property, plant and equipment, gross	9,923
		Accumulated depreciation	(4,840	)
		Property, plant and equipment, net	5,083
		Current portion of long-term debt	1,262
		Long-term debt	1,933
		Total finance lease liabilities	3,195

			Quarter ended
			March 30, 2019
				$
Cash Flow Information
	Cash paid for amounts included in measurement of lease liabilities
		Operating cash flows from operating leases		5,378
		Operating cash flows from finance leases		36
		Financing cash flows from finance leases		392
	Right-of-use assets obtained in exchange for lease liabilities
		Operating leases		-
		Finance Leases		-

			March 30, 2019
Other Information
	Weighted-average remaining lease term (years)
		Operating leases		5.6
		Finance leases		2.0
	Weighted-average discount rate(1)
		Operating leases		8.9%
		Finance leases		4.2%

Schedule of lease liabilities maturities [Table Text Block]

		Operating leases		Finance leases
		$		$
Maturities of Lease Liabilities
	Remainder of 2019	13,822		1,107
	2020	17,346		715
	2021	14,436		715
	2022	12,611		715
	2023	8,389		179
	Thereafter	47,852		-
	Total lease payments	114,456		3,431
	Less: imputed interest	(38,114	)	(236	)
	Total lease liabilities	76,342		3,195