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DERIVATIVE FINANCIAL INSTRUMENTS (Details) - Cash flow hedge - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Jul. 03, 2020
Jan. 01, 2021
Jan. 31, 2019
Derivative [Line Items]      
Effective portion of interest rate swap designated as cash flow hedge before tax effect $ 1.0    
Accumulated other comprehensive income to interest expense $ 0.0    
Interest swap agreement      
Derivative [Line Items]      
Notional amount     $ 35.0
Fixed rate (in percent)     2.47%
Interest swap agreement | Forecast      
Derivative [Line Items]      
Accumulated other comprehensive income to interest expense   $ 0.7