Comprehensive Income Reclassifications (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales		$ 6,788,080	$ 6,532,204	$ 4,741,369
Cost of sales and operating expenses		5,143,060	5,002,609	3,499,385
Amortization of prior service cost		(1)	22	25
Amortization of actuarial loss		(1,725)	(2,235)	(4,228)
Amortization of settlement		58	22	(210)
Special termination benefits recognized		0	(38)	0
Income taxes		(59,568)	(146,626)	(164,106)
Net income		647,726	737,690	650,914
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income		24,426	(2,972)	(14,430)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] | Soybean Meal [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales		627	521	274
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] | Foreign exchange derivative adjustments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales		34,491	14,549	2,333
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] | Interest rate swap derivative adjustments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain (Loss), Foreign Currency Transaction, before Tax, Including Interest Expense		1,843	0	0
Reclassification out of Accumulated Other Comprehensive Income [Member] | Derivative Instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Income from operations before income taxes		38,498	(338)	(14,398)
Income taxes		(12,819)	(955)	3,423
Net income		25,679	(1,293)	(10,975)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Derivative Instruments | Corn Option [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales and operating expenses		1,537	(15,408)	(17,005)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Defined Benefit Pension Plans
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of prior service cost	[1]	1	(22)	(25)
Amortization of actuarial loss	[1]	(1,725)	(2,235)	(4,228)
Amortization of settlement	[1]	58	22	(210)
Income from operations before income taxes		(1,666)	(2,273)	(4,463)
Income taxes		413	594	1,008
Net income		$ (1,253)	$ (1,679)	$ (3,455)

[1] These items are included in the computation of net periodic pension cost. See Note 15 Employee Benefit Plans for additional information.