SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Weighted Average Number of Shares) (Details) - shares	3 Months Ended								12 Months Ended
	Dec. 29, 2019	Sep. 29, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 30, 2018	Sep. 30, 2018	Jul. 01, 2018	Apr. 01, 2018	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Schedule of Weighted Average Number of Shares, Diluted [Line Items]
Weighted-average number of basic common shares outstanding	10,253,085	10,239,126	10,232,588	10,229,462	10,184,652	10,109,791	9,235,353	8,761,292	10,238,565	9,577,498	8,733,941
Weighted-average number of diluted common shares outstanding (in shares)	10,370,996	10,343,673	10,362,038	10,404,355	10,365,117	10,342,559	9,538,545	9,087,016	10,350,775	9,808,080	9,038,187
Stock options and restricted stock
Schedule of Weighted Average Number of Shares, Diluted [Line Items]
Effect of dilutive securities (in shares)									90,681	186,995	268,765
Warrant
Schedule of Weighted Average Number of Shares, Diluted [Line Items]
Effect of dilutive securities (in shares)									21,529	43,587	35,481