v3.26.1
SEGMENT INFORMATION - Profitability (Details)
$ in Millions
3 Months Ended 9 Months Ended
Jul. 31, 2026
USD ($)
Reportable_segment
Jul. 31, 2025
USD ($)
Reportable_segment
Jul. 31, 2026
USD ($)
Reportable_segment
Jul. 31, 2025
USD ($)
Reportable_segment
Segment Reporting Information        
Number of Reportable Segments | Reportable_segment 3 3 3 3
Segment Reporting        
Net revenue $ 1,878 $ 1,738 $ 5,511 $ 5,087
Cost of revenue 836 850 2,533 2,434
Research and Development Expense 123 111 366 336
Selling, General and Administrative Expense 475 417 1,416 1,281
Income from operations 444 360 1,196 1,036
Share-based compensation expense 31 32 106 103
Operating Segments        
Segment Reporting        
Income from operations 532 437 1,457 1,278
Life Sciences and Diagnostics Markets        
Segment Reporting        
Net revenue 746 670 2,157 1,971
Life Sciences and Diagnostics Markets | Operating Segments        
Segment Reporting        
Net revenue 746 670 2,157 1,971
Cost of revenue 332 332 1,005 946
Research and Development Expense 66 61 195 183
Selling, General and Administrative Expense 172 159 511 478
Income from operations 176 118 446 364
Share-based compensation expense 11 8 36 32
Depreciation 24 25 76 72
Agilent CrossLab        
Segment Reporting        
Net revenue 786 744 2,303 2,153
Agilent CrossLab | Operating Segments        
Segment Reporting        
Net revenue 786 744 2,303 2,153
Cost of revenue 338 334 1,016 957
Research and Development Expense 28 26 84 79
Selling, General and Administrative Expense 150 136 451 417
Income from operations 270 248 752 700
Share-based compensation expense 12 9 40 36
Depreciation 14 14 42 42
Applied Markets        
Segment Reporting        
Net revenue 346 324 1,051 963
Applied Markets | Operating Segments        
Segment Reporting        
Net revenue 346 324 1,051 963
Cost of revenue 148 150 457 440
Research and Development Expense 24 23 72 69
Selling, General and Administrative Expense 88 80 263 240
Income from operations 86 71 259 214
Share-based compensation expense 5 4 18 17
Depreciation $ 6 $ 6 $ 19 $ 18