INCOME TAXES (Reasons for difference and related tax effects) (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 03, 2021	Dec. 29, 2019
Income Taxes [Abstract]
Earnings before income taxes	$ (229,373)	$ 249,825
Applicable statutory tax rate	26.50%	26.60%
Income taxes at applicable statutory rate	$ (60,784)	$ 66,404
Effect of different tax rates on earnings of foreign subsidiaries	35,017	(79,229)
Income tax recovery and other adjustments related to prior taxation years	(1,417)	197
Tax Effect From Revaluation Of Deferred Tax Liabilities	(5,150)	(19,211)
Tax effect of tax losses	22,451	16,877
Effect of non-deductible expenses and other	5,792	4,978
Total income tax recovery	$ (4,091)	$ (9,984)
Average effective tax rate	1.80%	(4.00%)

Adjustments of tax expense (income) recognised in the period for current and deferred tax of prior periods.

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Income Taxes [Abstract]

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Tax Effect From Revaluation Of Deferred Tax Liabilities

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The applicable income tax rate.

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The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

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The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax. [Refer: Current tax expense (income); Deferred tax expense (income)]

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The profit (loss) before tax expense or income. [Refer: Profit (loss)]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to expenses not deductible in determining taxable profit (tax loss). [Refer: Accounting profit]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to tax losses. [Refer: Accounting profit]

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The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate]

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