Long-Term Debt Long Term Debt (Details) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Debt Instrument [Line Items]
Long-term Line of Credit	$ 45,800
Finance lease liabilities	2,524	$ 3,941
Long-term Debt	471,149	278,941
Less: current portion of long-term debt and finance lease liabilities	(5,866)	(1,948)
Less: unamortized debt issuance costs	7,768	3,673
Less: original issue discount	(1,950)	0
Add: bond premium	0	3,503
Total Long-term Debt	455,565	276,823
Term Loan B Facility [Member]
Debt Instrument [Line Items]
Long-term Line of Credit	422,875	0
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Line of Credit	45,750	0
Senior Secured Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Line of Credit	$ 0	$ 275,000

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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