Long-Term Debt Schedule of Long Term Debt (Details) - USD ($) $ in Thousands	Sep. 27, 2020	Dec. 29, 2019
Debt Instrument
Unamortized debt issuance costs	$ (31,641)	$ (33,526)
Total debt	2,261,601	2,280,311
Less amounts payable within one year	(35,358)	(22,750)
Total long-term debt	2,226,243	2,257,561
Series 2019-1 Class A-2-I Notes
Debt Instrument
Senior Notes	$ 391,000	$ 398,000
Debt Instrument, Interest Rate, Stated Percentage	3.783%	3.783%
Series 2019-1 Class A-2-II Notes
Debt Instrument
Senior Notes	$ 439,875	$ 447,750
Debt Instrument, Interest Rate, Stated Percentage	4.08%	4.08%
Series 2018-1 Class A-2-I Notes
Debt Instrument
Senior Notes	$ 437,625	$ 441,000
Debt Instrument, Interest Rate, Stated Percentage	3.573%	3.573%
Series 2018-1 Class A-2-II Notes
Debt Instrument
Senior Notes	$ 461,938	$ 465,500
Debt Instrument, Interest Rate, Stated Percentage	3.884%	3.884%
Series 2015-1 Class A-2-III Notes
Debt Instrument
Senior Notes	$ 475,000	$ 478,750
Debt Instrument, Interest Rate, Stated Percentage	4.497%	4.497%
Canadian revolving credit facility
Debt Instrument
Lines of Credit	$ 4,108	$ 0
7% Debentures
Debt Instrument
7% debentures, due in 2025	$ 83,696	$ 82,837
Debt Instrument, Interest Rate, Stated Percentage	7.00%	7.00%

Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. 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 classified as other.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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