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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Weighted Average Number of Shares (Details) - shares	3 Months Ended								12 Months Ended
	Jan. 01, 2023	Sep. 25, 2022	Jun. 26, 2022	Mar. 27, 2022	Dec. 26, 2021	Sep. 26, 2021	Jun. 27, 2021	Mar. 28, 2021	Jan. 01, 2023	Dec. 26, 2021	Dec. 27, 2020
Schedule of Weighted Average Number of Shares, Diluted [Line Items]
Weighted-average number of basic common shares outstanding	10,500,733	10,492,396	10,472,353	10,428,897	10,414,262	10,380,902	10,340,243	10,332,817	10,426,821	10,367,054	10,311,606
Weighted-average number of diluted common shares outstanding (in shares)	10,544,323	10,532,918	10,514,261	10,485,104	10,464,885	10,427,114	10,391,925	10,394,841	10,472,845	10,416,610	10,338,029
Stock options and restricted stock
Schedule of Weighted Average Number of Shares, Diluted [Line Items]
Effect of dilutive securities (in shares)									46,024	49,556	26,423

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Schedule of Weighted Average Number of Shares, Diluted [Line Items]

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=126962052&loc=d3e4991-113900

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 22
-URI https://asc.fasb.org/extlink&oid=126958026&loc=d3e1707-109256

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 260
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-Section 50
-Paragraph 1
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 28A
-URI https://asc.fasb.org/extlink&oid=126958026&loc=d3e1500-109256

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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-Publisher FASB
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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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