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SUPPLEMENTAL CASH FLOW DISCLOSURE (Tables) | 12 Months Ended
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Dec. 29, 2019
Cash flow statement [Abstract] |
Disclosure of detailed information about adjustments to reconcile profit (loss) explanatory | Adjustments to reconcile net earnings to cash flows from operating activities:
| 2019 |  |  | 2018 |
Depreciation and amortization (note 20) | $ | 156,794 |  |  | $ | 158,076 |
Restructuring charges related to property, plant and equipment, right-of-use assets, and software (note 17) | 13,061 |  |  | 12,394 |
Loss on disposal of property, plant and equipment and software | 1,399 |  |  | 1,124 |
Share-based compensation | 16,272 |  |  | 19,513 |
Deferred income taxes (note 18) | (23,623 | ) |  | 8,872 |
Unrealized net (gain) loss on foreign exchange and financial derivatives | (330 | ) |  | 882 |
Timing differences between settlement of financial derivatives and transfer of deferred gains and losses in accumulated OCI to inventory and net earnings | 907 |  |  | — |
Other non-current assets | 5,971 |  |  | (1,445 | )
Other non-current liabilities | 5,097 |  |  | 2,839 |
| $ | 175,548 |  |  | $ | 202,255 |
Disclosure of detailed information about variations in non-cash transactions explanatory | Variations in non-cash transactions:
| 2019 |  |  | 2018 |
Additions to property, plant and equipment and intangible assets included in accounts payable and accrued liabilities | $ | 16,144 |  |  | $ | 4,977 |
Proceeds on disposal of property, plant and equipment included in other current assets | (9 | ) |  | (86 | )
Additions to right-of-use assets included in lease obligations | 7,753 |  |  | — |
Impact of initial adoption of new accounting standards (note 2(c)) | (2,176 | ) |  | (1,515 | )
Non-cash ascribed value credited to contributed surplus for dividends attributed to Treasury RSUs | 954 |  |  | 754 |
Non-cash ascribed value credited to share capital from shares issued or distributed pursuant to vesting of restricted share units and exercise of stock options | 10,789 |  |  | 6,681 |

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