Segmented Information (Disclosure of segment depreciation and amortization) (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 03, 2021	Mar. 28, 2020
Segment Reporting, Revenue Reconciling Item [Line Items]
Total depreciation and amortization	$ 8,043	$ 7,725
Plant-Based Foods And Beverages [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total depreciation and amortization	3,134	2,368
Fruit-Based Foods And Beverages [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total depreciation and amortization	3,769	4,136
Corporate Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total depreciation and amortization	$ 1,140	$ 1,221

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Name:	us-gaap_DepreciationDepletionAndAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration