v3.26.1
Segment Disclosure (Tables)
 9 Months Ended
Jul. 31, 2026
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information
Information by reportable segment is as follows:
Three Months Ended 
 July 31,		Nine Months Ended 
 July 31,
2026202520262025
(in thousands)
Total Segments:
Revenue$2,476,822 $1,739,737 $7,161,605 $4,799,318 
Cost of revenue and operating expenses
1,446,402 1,069,959 4,217,817 2,989,053 
Adjusted operating income1,030,420 669,778 2,943,788 1,810,265 
Adjusted operating margin42 %38 %41 %38 %
Design Automation:
Revenue$2,002,971 $1,312,166 $5,826,565 $3,454,617 
Cost of revenue and operating expenses
1,097,943 728,411 3,184,947 2,007,436 
Adjusted operating income905,028 583,755 2,641,618 1,447,181 
Adjusted operating margin45 %44 %45 %42 %
Design IP:
Revenue$473,851 $427,571 $1,335,040 $1,344,701 
Cost of revenue and operating expenses
348,459 341,548 1,032,870 981,617 
Adjusted operating income125,392 86,023 302,170 363,084 
Adjusted operating margin27 %20 %23 %27 %
Schedule of Reconciliation of Operating Income from Segments to Consolidation The unallocated expenses managed at a consolidated level, including amortization of acquired intangible assets, stock-based compensation, restructuring charges, acquisition/divestiture related items, and changes in the fair value of deferred compensation plan, are presented in the table below to provide a reconciliation of the total adjusted operating income from segments to our consolidated operating income:
Three Months Ended 
 July 31,		Nine Months Ended 
 July 31,
2026202520262025
(in thousands)
Total segment adjusted operating income$1,030,420 $669,778 $2,943,788 $1,810,265 
Reconciling items:
Amortization of acquired intangible assets
(402,426)(74,941)(1,210,292)(99,193)
Stock-based compensation expense(231,604)(267,723)(712,631)(655,909)
Restructuring charges(2,164)— (236,340)— 
Acquisition/divestiture related items
(22,850)(118,428)(62,091)(218,680)
Deferred compensation plan(13,885)(43,417)(41,471)(42,949)
Total operating income$357,491 $165,269 $680,963 $793,534 
Schedule of Revenues Related to Operations by Geographic Areas Revenue related to operations in the United States and other geographic areas are: 
Three Months Ended 
 July 31,		Nine Months Ended 
 July 31,
2026202520262025
(in thousands)
Revenue:
United States$1,051,925 $816,194 $3,122,432 $2,076,203 
Europe370,921 178,595 1,216,031 527,109 
Korea325,600 202,117 837,634 710,097 
China255,466 247,288 706,951 578,742 
Other472,910 295,543 1,278,557 907,167 
Consolidated$2,476,822 $1,739,737 $7,161,605 $4,799,318