v3.25.2
Segment Disclosure (Tables)
 9 Months Ended
Jul. 31, 2025
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,
 2025202420252024
 (in thousands)
Total Segments:
Revenue$1,739,737 $1,525,749 $4,799,318 $4,491,450 
Adjusted operating income669,778 610,589 1,810,265 1,758,823 
Adjusted operating margin38 %40 %38 %39 %
Design Automation:
Revenue$1,312,166 $1,062,666 $3,454,617 $3,102,938 
Adjusted operating income583,755 440,864 1,447,181 1,218,574 
Adjusted operating margin44 %41 %42 %39 %
Design IP:
Revenue$427,571 $463,083 $1,344,701 $1,388,512 
Adjusted operating income86,023 169,725 363,084 540,249 
Adjusted operating margin20 %37 %27 %39 %
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, changes in the fair value of deferred compensation plan, and acquisition/divestiture related items, are presented in the table below to provide a reconciliation of the total adjusted operating income from segments to our consolidated operating income from continuing operations:
 Three Months Ended 
 July 31,		Nine Months Ended 
 July 31,
 2025202420252024
 (in thousands)
Total segment adjusted operating income$669,778 $610,589 $1,810,265 $1,758,823 
Reconciling items:
Amortization of acquired intangible assets
(74,941)(18,572)(99,193)(53,317)
Stock-based compensation expense(267,723)(164,354)(655,909)(492,550)
Deferred compensation plan(43,417)(25,780)(42,949)(76,276)
Acquisition/divestiture related items
(118,428)(41,672)(218,680)(91,771)
Total operating income$165,269 $360,211 $793,534 $1,044,909 
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,
 2025202420252024
 (in thousands)
Revenue:
United States$816,194 $660,479 $2,076,203 $2,015,066 
Europe178,595 144,631 527,109 429,377 
China247,288 266,699 578,742 729,583 
Korea202,117 194,817 710,097 569,538 
Other295,543 259,123 907,167 747,886 
Consolidated$1,739,737 $1,525,749 $4,799,318 $4,491,450