Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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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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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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No definition available.

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Face (par) amount of debt instrument at time of issuance.

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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

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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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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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The effective interest rate at the end of the reporting period.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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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 cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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LONG-TERM DEBT (Details) - USD ($)		3 Months Ended		6 Months Ended
LONG-TERM DEBT (Details) - USD ($)	Mar. 14, 2019	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018	Dec. 29, 2018
Debt Instrument [Line Items]
Long-term debt		$ 604,377,000	$ 682,778,000	$ 604,377,000	$ 682,778,000	$ 593,264,000
Outstanding letters of credit		5,000,000.0		5,000,000.0
Debt Instrument, Redemption Price, Percentage	1.31%
Payment for Debt Extinguishment or Debt Prepayment Cost	$ 5,200,000			5,252,000	0
Loss on extinguishment of debt	(7,800,000)	0	0	7,823,000	0
Proceeds from senior notes due 2027	494,800,000			500,000,000	0
Debt Issuance Costs, Gross		$ 5,800,000		$ 5,800,000
LIBOR [Member]
Debt Instrument [Line Items]
Interest rate (as a percentage)		1.375%		1.375%
LIBOR [Member] \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate		1.125%
LIBOR [Member] \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate		1.875%
Base Rate [Member] \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate		0.125%
Base Rate [Member] \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate		0.875%
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt		$ 110,000,000	286,000,000	$ 110,000,000	286,000,000	196,000,000
Available for future borrowing		$ 635,000,000.0		$ 635,000,000.0
Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Description of variable rate basis				LIBOR
Revolving Credit Facility [Member] \| Base Rate [Member]
Debt Instrument [Line Items]
Interest rate (as a percentage)		0.375%		0.375%
Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, face amount		$ 500,000,000		$ 500,000,000
Debt issuance costs		5,623,000	3,222,000	5,623,000	3,222,000	2,736,000
Long-term debt		$ 500,000,000	$ 400,000,000	$ 500,000,000	$ 400,000,000	$ 400,000,000
United States of America, Dollars \| Revolving Credit Facility [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Effective interest rate (as a percentage)		3.78%		3.78%
Five Point Two Five Percent Senior Notes due Twenty Twenty One [Member]
Debt Instrument [Line Items]
Debt issuance costs	$ 2,600,000
Interest rate (as a percentage)	5.25%
Five Point Two Five Percent Senior Notes due Twenty Twenty One [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 400,000,000
Five Point Six Two Five Percent Senior Notes due Twenty Twenty Seven [Member]
Debt Instrument [Line Items]
Interest rate (as a percentage)	5.625%
Five Point Six Two Five Percent Senior Notes due Twenty Twenty Seven [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 500,000,000