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Operating segments - Segments (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2022
Jul. 31, 2021
Segment Reporting Information [Line Items]        
Net external sales $ 662,128 $ 646,858 $ 1,906,697 $ 1,762,962
Operating profit (loss) 184,918 188,276 524,751 463,692
Operating Segments        
Segment Reporting Information [Line Items]        
Net external sales 662,128 646,858 1,906,697 1,762,962
Operating profit (loss) 184,918 188,276 524,751 463,692
Operating Segments | Industrial Precision Solutions        
Segment Reporting Information [Line Items]        
Net external sales 341,215 345,449 981,582 932,640
Operating profit (loss) 119,706 123,829 324,089 311,515
Operating Segments | Advanced Technology Solutions        
Segment Reporting Information [Line Items]        
Net external sales 320,913 301,409 925,115 830,322
Operating profit (loss) 86,258 80,769 261,043 204,556
Corporate        
Segment Reporting Information [Line Items]        
Net external sales 0 0 0 0
Operating profit (loss) $ (21,046) $ (16,322) $ (60,381) $ (52,379)