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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Revenue from External Customers by Geographic Areas) (Details) - Sales Revenue, Net - Credit Concentration Risk	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Maryland
Revenue, Major Customer [Line Items]
Concentration risk, percentage	11.00%	11.00%	12.00%
Tennessee
Revenue, Major Customer [Line Items]
Concentration risk, percentage	15.00%	14.00%	12.00%
Texas
Revenue, Major Customer [Line Items]
Concentration risk, percentage	28.00%	29.00%	29.00%

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- 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.

+ References

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No definition available.

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