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BASIS OF PRESENTATION (Details) - USD ($)
9 Months Ended
Sep. 02, 2020
Nov. 12, 2019
Jul. 03, 2019
Feb. 01, 2019
Sep. 26, 2020
Sep. 28, 2019
Business Acquisition [Line Items]            
Business acquisition, net of cash acquired         $ 87,900,000 $ 87,200,000
Sabik Marine            
Business Acquisition [Line Items]            
Business acquisition, net of cash acquired       $ 77,200,000    
Cash acquired       $ 600,000    
SGS Refrigeration Inc.            
Business Acquisition [Line Items]            
Cash to acquire business     $ 11,500,000      
Deferred payment     $ 1,500,000      
Patterson-Kelley, LLC            
Business Acquisition [Line Items]            
Cash to acquire business   $ 59,900,000        
ULC Robotics            
Business Acquisition [Line Items]            
Business acquisition, net of cash acquired $ 87,900,000          
Cash acquired 4,300,000          
Deferred payment $ 45,000,000.0       45,000,000.0  
Contingent consideration liability         $ 24,300,000