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Related Party Transactions (Details)			3 Months Ended		6 Months Ended
Related Party Transactions (Details)	Apr. 01, 2021 USD ($) agreement	Mar. 30, 2019	Jul. 03, 2021 USD ($)	Jun. 27, 2020 USD ($)	Jul. 03, 2021 USD ($)	Jun. 27, 2020 USD ($)	Jan. 02, 2021 USD ($)	Feb. 29, 2020 USD ($) agreement	May 01, 2019 USD ($)
IMTT Terminaling Agreements
Related Party Transaction [Line Items]
Number Of Terminaling Agreements \| agreement								2
Related Party, Unrecorded Unconditional Guarantee								$ 50,000,000
GTL Terminaling Agreements
Related Party Transaction [Line Items]
Number Of Terminaling Agreements \| agreement	2
Related Party, Unrecorded Unconditional Guarantee	$ 160,000,000
Related Party, Initial Agreement Term	20 years
Diamond Green Diesel Holdings LLC Joint Venture [Member]
Related Party Transaction [Line Items]
Revenue from Related Parties			$ 109,800,000	$ 72,300,000	$ 198,800,000	$ 134,400,000
Accounts Receivable, Related Parties, Current			11,400,000		11,400,000		$ 14,200,000
Related Party Sales Eliminated					9,800,000	8,600,000
Deferred Revenue, Additions					2,400,000	$ 1,700,000
Revolving Loan Agreement [Member] \| Revolving Credit Facility [Member]
Related Party Transaction [Line Items]
Revolving Loan Agreement, Maximum Borrowing Capacity									$ 50,000,000.0
Revolving Loan Agreement, Fair Value of Amount Outstanding			$ 0		$ 0
Revolving Loan Agreement [Member] \| Lender One [Member] \| Revolving Credit Facility [Member]
Related Party Transaction [Line Items]
Revolving Loan Agreement, Maximum Borrowing Capacity									$ 25,000,000.0
LIBO Rate [Member] \| Revolving Loan Agreement [Member] \| Revolving Credit Facility [Member]
Related Party Transaction [Line Items]
Basis spread on variable rate		2.50%