Long-Term Debt - Schedule of Debt and Interest Expense Related to Term Loan (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016	Mar. 10, 2015
Debt Instrument [Line Items]
Contractual interest	$ 18,600	$ 16,503	$ 18,518
Amortization of debt issuance costs and discount	2,230	1,982	1,350
Total Interest expense related to the Term Loan	20,830	18,485	$ 19,868
Line of Credit \| Term Loan
Debt Instrument [Line Items]
Principal amount	263,033	306,791
Unamortized original issue discount and debt issuance costs	(3,386)	(5,616)		$ (3,500)
Less: Current portion of long-term debt	(8,290)	(1,508)
Long-term debt	$ 251,357	$ 299,667

Amount of amortization expense attributable to debt issuance costs.

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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, after accumulated amortization, of debt discount.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer.

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