Derivative financial instruments and fair value measurements (Tables)

12 Months Ended

Dec. 29, 2018

Derivative Instruments And Hedging Activities Disclosure [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following table presents for each of the fair value hierarchies, the assets and liabilities that are measured at fair value on a recurring basis as at December 29, 2018 and December 30, 2017:

		December 29, 2018
		Fair value
		asset (liability)	Level 1	Level 2	Level 3
		$	$	$	$
Commodity futures and forward contracts⁽¹⁾
	Unrealized short-term derivative asset	620	-	620	-
	Unrealized long-term derivative asset	7	-	7	-
	Unrealized short-term derivative liability	(581)	(94)	(487)	-
	Unrealized long-term derivative liability	(17)	-	(17)	-
Inventories carried at market⁽²⁾		3,239	-	3,239	-
Forward foreign currency contracts⁽³⁾
	Not designated as hedging instruments	583	-	583	-
Contingent consideration⁽⁴⁾		(4,286)	-	-	(4,286)

		December 30, 2017
		Fair value
		asset (liability)	Level 1	Level 2	Level 3
		$	$	$	$
Commodity futures and forward contracts⁽¹⁾
	Unrealized short-term derivative asset	738	-	738	-
	Unrealized short-term derivative liability	(240)	(35)	(205)	-
	Unrealized long-term derivative liability	(4)	-	(4)	-
Inventories carried at market⁽²⁾		3,838	-	3,838	-
Forward foreign currency contracts⁽³⁾
	Not designated as hedging instruments	(1,060)	-	(1,060)	-
	Designated as hedging instruments	(435)	-	(435)	-
Contingent consideration⁽⁴⁾		(11,320)	-	-	(11,320)

Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]

As at December 29, 2018, the notional amounts of open commodity futures and forward purchase and sale contracts were as follows (in thousands of bushels):

	Number of bushels purchased (sold)
	Corn	Soybeans
Forward commodity purchase contracts	447	129
Forward commodity sale contracts	(393)	(704)
Commodity futures contracts	(190)	355

Schedule Of Business Acquisitions By Acquisition Contingent Consideration [Table Text Block]

The following table presents a reconciliation of contingent consideration obligations for the years ended December 29, 2018 and December 30, 2017. These obligations are included in long-term liabilities (including the current portion thereof) on the consolidated balance sheets.

		December 29, 2018	December 30, 2017
		$	$
Balance, beginning of year		(11,320)	(15,279)
	Fair value adjustment⁽¹⁾	2,635	(371)
	Payments⁽²⁾	4,399	4,330
Balance, end of year		(4,286)	(11,320)

(1) For the year ended December 29, 2018, included an adjustment of $2.8 million to reduce the final contingent consideration obligation payable in 2019 under an earn-out arrangement with the former unitholders of Citrusource, LLC (“Citrusource”) based on the results for the business in fiscal 2018. Citrusource was acquired by the Company in March 2015. In addition, for all periods presented, reflected the accretion for the time value of money. (See note 17.)

(2) For the year ended December 29, 2018, reflected the third installment payment of deferred consideration to the former unitholders of Citrusource. For the year ended December 30, 2017, reflected the second installment payment related to Citrusource and payment of the remaining deferred consideration to a former shareholder of Organic Land Corporation OOD, which was acquired by the Company in December 2012.