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LONG-TERM DEBT (Details) $ in Millions	12 Months Ended
	Dec. 26, 2021 USD ($)	Sep. 26, 2021	Dec. 27, 2020 USD ($)
Revolving Credit Facility [Line Items]
Debt instrument, leverage ratio, threshold	3.00
Debt instrument, leverage ratio	0.05
Debt instrument, fixed charge coverage ratio	67.88
Minimum
Revolving Credit Facility [Line Items]
Debt instrument, fixed charge coverage ratio, threshold	1.25
Maximum
Revolving Credit Facility [Line Items]
Debt instrument, leverage ratio, threshold	4.00	4.00
Revolving Credit Facility
Revolving Credit Facility [Line Items]
Maximum borrowing capacity	$ 300.0
Maximum borrowing capacity, subject to lender approval	450.0
Remaining borrowing capacity	$ 293.8		$ 6.1
Revolving Credit Facility | Base rate
Revolving Credit Facility [Line Items]
Long-term debt, additional base rate	0.50%
Revolving Credit Facility | Minimum
Revolving Credit Facility [Line Items]
Unused capacity, commitment fee percentage	0.25%
Revolving Credit Facility | Minimum | London Interbank Offered Rate (LIBOR)
Revolving Credit Facility [Line Items]
Basis spread on variable rate	1.25%
Revolving Credit Facility | Minimum | Base rate
Revolving Credit Facility [Line Items]
Basis spread on variable rate	0.25%
Revolving Credit Facility | Maximum
Revolving Credit Facility [Line Items]
Unused capacity, commitment fee percentage	0.50%
Revolving Credit Facility | Maximum | London Interbank Offered Rate (LIBOR)
Revolving Credit Facility [Line Items]
Basis spread on variable rate	3.50%
Revolving Credit Facility | Maximum | Base rate
Revolving Credit Facility [Line Items]
Basis spread on variable rate	1.50%
Swingline Loan
Revolving Credit Facility [Line Items]
Maximum borrowing capacity	$ 30.0
Letters of credit outstanding	6.2
Letter of Credit
Revolving Credit Facility [Line Items]
Maximum borrowing capacity	$ 125.0
Letter of Credit | London Interbank Offered Rate (LIBOR)
Revolving Credit Facility [Line Items]
Letters of credit, additional base rate	0.50%
Letter of Credit | Minimum | London Interbank Offered Rate (LIBOR)
Revolving Credit Facility [Line Items]
Basis spread on variable rate	1.00%
Letter of Credit | Maximum | London Interbank Offered Rate (LIBOR)
Revolving Credit Facility [Line Items]
Basis spread on variable rate	3.25%

X

- Definition

Debt Instrument, Fixed Charge Coverage Ratio

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Fixed Charge Coverage Ratio, Threshold

+ References

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+ Details

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- Definition

Debt Instrument, Leverage Ratio

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Leverage Ratio, Threshold

+ References

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+ Details

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- Definition

Fronting fee interest rate percentage for issued letters of credit, excluding interest rate spread.

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Maximum Borrowing Capacity, Subject To Lender Approval

+ References

No definition available.

+ Details

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X

- Definition

The Base Rate is the greater of the prime rate (as announced by Bank of America), the federal funds rate plus an additional rate or the 30 day LIBOR rate plus an additional rate.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

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.

+ References

No definition available.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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X

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

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- Details

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