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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Revenue from External Customers by Geographic Areas) (Details) - Sales Revenue, Net - Credit Risk	12 Months Ended
	Dec. 26, 2021	Dec. 27, 2020	Dec. 29, 2019
Tennessee
Revenue, Major Customer [Line Items]
Concentration risk, percentage	12.00%	16.00%	18.00%
Texas
Revenue, Major Customer [Line Items]
Concentration risk, percentage	23.00%	15.00%	22.00%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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No definition available.

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