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Long-Term Debt (Details) - USD ($)	Jul. 03, 2021	Jan. 02, 2021	Jun. 27, 2020
Debt Instrument [Line Items]
Finance lease obligations	$ 279,196,000	$ 273,118,000
Total debt, gross	599,606,000	604,569,000
Unamortized debt issuance costs	(2,184,000)	(9,010,000)
Long-term debt	597,422,000	595,559,000
Less: current maturities of long-term debt	6,379,000	6,846,000
Long-term debt, net of current maturities	591,043,000	588,713,000
Term Loan | Secured debt
Debt Instrument [Line Items]
Long-term debt, gross	0	$ 43,204,000
Weighted average interest rate		8.00%
Revolving Credit Facility | Line of credit
Debt Instrument [Line Items]
Long-term debt, gross	$ 320,410,000	$ 288,247,000
Weighted average interest rate	2.50%	2.80%	3.10%

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Long-term Debt, Gross And Lease Obligation

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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