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INCOME TAXES (Changes to deferred income tax assets and liabilities) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Jan. 01, 2023
Reconciliation of changes in deferred tax liability (asset) [abstract]
Balance, beginning of fiscal year, net	$ 16,000	$ 17,726
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	(10,147)	151
Business acquisitions	0	(1,754)
Other	0	(123)
Balance, end of fiscal year, net	5,853	16,000
Non-capital losses
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	7,394	10,133
Non-deductible reserves and accruals
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	396	(11,218)
Property, plant and equipment
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	3,069	773
Right of use assets and lease liability
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	438	24
Intangible assets
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	3,310	888
Other
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	14	2,459
Unrecognized deferred income tax assets
Changes in deferred tax liability (asset) [abstract]
Recognized in the statements of earnings	$ (24,768)	$ (2,908)

X

- Definition

Increase (Decrease) Through Other, Deferred Tax Liability (Asset)

+ References

No definition available.

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- Definition

The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2023-01-01
-Paragraph 81
-Subparagraph g
-Clause ii
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-URIDate 2023-03-23

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- Definition

The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2023-01-01
-Paragraph 81
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- Definition

The increase (decrease) in deferred tax liability (asset) resulting from business combinations. [Refer: Deferred tax liability (asset)]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-URIDate 2023-03-23

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