v3.26.1
Industry Segment Operations - Schedule of Reportable Segment Information (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jul. 26, 2026
Jul. 27, 2025
Jul. 26, 2026
Jul. 27, 2025
Oct. 26, 2025
Segment Reporting [Line Items]          
Revenue $ 9,115 $ 7,302 $ 24,037 $ 21,568  
Cost of products sold 4,529 3,740 12,069 11,025  
Gross profit $ 4,586 $ 3,562 $ 11,968 $ 10,543  
Gross margin 50.30% 48.80% 49.80% 48.90%  
Operating expenses:          
Research, development and engineering $ 1,100 $ 901 $ 3,055 $ 2,653  
Selling, general and administrative 411 428 1,219 1,313  
Legal settlement 0 0 253 0  
Restructuring charges 0 0 12 0  
Income from operations $ 3,075 $ 2,233 $ 7,429 $ 6,577  
Operating margin 33.70% 30.60% 30.90% 30.50%  
Depreciation and amortization $ 151 $ 113 $ 413 $ 321  
Capital expenditures 707 584 1,988 1,475  
Accounts receivable 7,691 5,772 7,691 5,772 $ 5,185
Inventories 6,564 5,807 6,564 5,807 5,915
Goodwill 3,873 3,748 3,873 3,748 $ 3,707
Operating Segments | Semiconductor Systems          
Segment Reporting [Line Items]          
Revenue 7,040 5,564 18,146 16,562  
Cost of products sold 3,148 2,594 8,196 7,717  
Gross profit $ 3,892 $ 2,970 $ 9,950 $ 8,845  
Gross margin 55.30% 53.40% 54.80% 53.40%  
Operating expenses:          
Research, development and engineering $ 907 $ 779 $ 2,570 $ 2,287  
Selling, general and administrative 328 354 951 1,079  
Legal settlement     253    
Restructuring charges     0    
Income from operations $ 2,657 $ 1,837 $ 6,176 $ 5,479  
Operating margin 37.70% 33.00% 34.00% 33.10%  
Depreciation and amortization $ 105 $ 82 $ 287 $ 224  
Capital expenditures 171 108 367 333  
Accounts receivable 6,146 4,655 6,146 4,655  
Inventories 4,408 3,790 4,408 3,790  
Goodwill 2,691 2,544 2,691 2,544  
Operating Segments | Applied Global Services          
Segment Reporting [Line Items]          
Revenue 1,781 1,463 5,005 4,236  
Cost of products sold 1,147 969 3,257 2,829  
Gross profit $ 634 $ 494 $ 1,748 $ 1,407  
Gross margin 35.60% 33.80% 34.90% 33.20%  
Operating expenses:          
Research, development and engineering $ 31 $ 18 $ 69 $ 50  
Selling, general and administrative 67 76 218 243  
Legal settlement     0    
Restructuring charges     0    
Income from operations $ 536 $ 400 $ 1,461 $ 1,114  
Operating margin 30.10% 27.30% 29.20% 26.30%  
Depreciation and amortization $ 17 $ 13 $ 47 $ 37  
Capital expenditures 34 6 58 29  
Accounts receivable 1,348 1,140 1,348 1,140  
Inventories 1,906 1,811 1,906 1,811  
Goodwill 983 964 983 964  
Other          
Segment Reporting [Line Items]          
Revenue 294 275 886 770  
Cost of products sold 234 177 616 479  
Gross profit 60 98 270 291  
Operating expenses:          
Research, development and engineering 162 104 416 316  
Selling, general and administrative 16 (2) 50 (9)  
Legal settlement     0    
Restructuring charges     12    
Income from operations (118) (4) (208) (16)  
Depreciation and amortization 29 18 79 60  
Capital expenditures 502 470 1,563 1,113  
Accounts receivable 197 (23) 197 (23)  
Inventories 250 206 250 206  
Goodwill $ 199 $ 240 $ 199 $ 240