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Supplemental cash flow information (Tables) | 12 Months Ended
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Dec. 29, 2018
Supplemental Cash Flow Elements [Abstract] |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
|  |  |  | December 29, 2018 | December 30, 2017 | December 31, 2016
|  |  |  | $ | $ | $
Changes in non-cash working capital: |  |  |
| Accounts receivable | (3,059) | 35,773 | (39,857)
| Inventories | (16,032) | 27,475 | (16,107)
| Income tax recoverable/payable | 5,744 | (13,515) | 22,868
| Prepaid expenses and other current assets | 3,662 | (11,994) | (242)
| Accounts payable and accrued liabilities | (6,225) | (20,437) | 23,221
| Customer and other deposits | (3,457) | 2,328 | (2,774)
|  |  |  | (19,367) | 19,630 | (12,891)
Cash paid for: |  |  |
| Interest | 32,020 | 29,683 | 28,651
| Income taxes | 2,936 | 4,150 | 1,781

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- References No definition available. + Details
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