Investment in Unconsolidated Subsidiary Selected Financial Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2022	Dec. 31, 2021	Jan. 02, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 28, 2019	Dec. 29, 2018
Assets:
Total current assets	$ 1,089,014		$ 986,994
Property, plant and equipment, net	1,840,080		1,863,814
Other assets	66,795		60,682
Total assets	6,133,728		5,613,331
LIABILITIES AND STOCKHOLDERS’ EQUITY
Less Current Maturities	24,407		27,538
Other noncurrent liabilities	111,029		117,371
Total members' equity	3,347,785		2,954,209			$ 2,643,350	$ 2,335,821
Total liabilities and member's equity	6,133,728		5,613,331
Revenues:
Operating revenues	4,741,369		3,571,923			3,363,905
Expenses:
Cost of sales and operating expenses	3,499,385		2,688,815			2,589,085
Operating income	4,208,526		3,456,082			3,252,536
Net income	$ 657,290		$ 300,330			$ 320,967
Diamond Green Diesel Holdings LLC Joint Venture [Member] | Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Assets:
Total current assets		$ 686,294		$ 383,557
Property, plant and equipment, net		2,710,747		1,238,726
Other assets		51,514		36,082
Total assets		3,448,555		1,658,365
LIABILITIES AND STOCKHOLDERS’ EQUITY
Less Current Maturities		165,092		517
Total other current liabilities		295,860		99,787
Total long term debt		344,309		8,705
Other noncurrent liabilities		17,531		3,758
Total members' equity		2,625,763		1,545,598
Total liabilities and member's equity		3,448,555		1,658,365
Revenues:
Operating revenues		2,342,332		1,267,477	$ 1,217,504
Expenses:
Cost of sales and operating expenses		1,575,494		592,781	438,672
Depreciation, amortization and accretion expense		58,326		44,882	50,767
Operating income		708,512		629,814	728,065
Other income		678		1,636	2,121
Interest and debt expense, net		(5,936)		(1,260)	(1,282)
Net income		$ 703,254		$ 630,190	$ 728,904