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Business Segment and Geographical Information - Additional Information (Details)
$ in Thousands
12 Months Ended
Dec. 28, 2019
USD ($)
Segment
Dec. 29, 2018
USD ($)
Dec. 30, 2017
USD ($)
Segment Reporting [Abstract]      
Number of reportable segments | Segment 3    
Segment Reporting Information [Line Items]      
Acquisition transaction costs $ 843 $ 1,321 $ 5,375
Impairment charges 2,336 0 0
Settlement and curtailment gain (loss) 3,826 1,078 0
Operating Segments | Papermaking Systems      
Segment Reporting Information [Line Items]      
Acquisition transaction costs     787
Restructuring costs   1,717 203
Operating Segments | Wood Processing Systems      
Segment Reporting Information [Line Items]      
Acquisition transaction costs   252 $ 11,163
Impairment charges 2,336    
Restructuring provision (reversal) 192    
Operating Segments | Material Handling System      
Segment Reporting Information [Line Items]      
Acquisition transaction costs 5,715    
General and Administrative Expense      
Segment Reporting Information [Line Items]      
Acquisition transaction costs   1,321  
Other expense, net      
Segment Reporting Information [Line Items]      
Settlement and curtailment gain (loss) $ (5,887) $ (1,425)