v3.26.1
REVENUE - Revenue by End Markets (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Disaggregation of Revenue [Line Items]        
Net revenue $ 1,878 $ 1,738 $ 5,511 $ 5,087
Pharmaceutical and Biotechnology Market        
Disaggregation of Revenue [Line Items]        
Net revenue 707 629 2,010 1,817
Chemicals and Advanced Materials Market        
Disaggregation of Revenue [Line Items]        
Net revenue 430 399 1,264 1,147
Diagnostics and Clinical Market        
Disaggregation of Revenue [Line Items]        
Net revenue 284 258 842 753
Food Market        
Disaggregation of Revenue [Line Items]        
Net revenue 158 157 471 472
Academia and Government Market        
Disaggregation of Revenue [Line Items]        
Net revenue 128 132 390 404
Environmental and Forensics Market        
Disaggregation of Revenue [Line Items]        
Net revenue $ 171 $ 163 $ 534 $ 494