v3.26.1
Segment Disclosure (Tables)
 6 Months Ended
Apr. 30, 2026
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information
Information by reportable segment is as follows:
 Three Months Ended 
 April 30,		Six Months Ended 
 April 30,
 2026202520262025
 (in thousands)
Total Segments:
Revenue$2,275,985 $1,604,266 $4,684,783 $3,059,581 
Cost of revenue and operating expenses
1,376,269 994,996 2,771,415 1,919,094 
Adjusted operating income899,716 609,270 1,913,368 1,140,487 
Adjusted operating margin40 %38 %41 %37 %
Design Automation:
Revenue$1,821,776 $1,122,235 $3,823,594 $2,142,451 
Cost of revenue and operating expenses
1,032,718 663,479 2,087,004 1,279,025 
Adjusted operating income789,058 458,756 1,736,590 863,426 
Adjusted operating margin43 %41 %45 %40 %
Design IP:
Revenue$454,209 $482,031 $861,189 $917,130 
Cost of revenue and operating expenses
343,551 331,517 684,411 640,069 
Adjusted operating income110,658 150,514 176,778 277,061 
Adjusted operating margin24 %31 %21 %30 %
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, restructuring charges, 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:
 Three Months Ended 
 April 30,		Six Months Ended 
 April 30,
 2026202520262025
 (in thousands)
Total segment adjusted operating income$899,716 $609,270 $1,913,368 $1,140,487 
Reconciling items:
Amortization of acquired intangible assets
(403,631)(11,656)(807,866)(24,252)
Stock-based compensation expense(222,303)(201,723)(481,027)(388,186)
Restructuring charges(115,894)— (234,176)— 
Acquisition/divestiture related items
(23,649)(39,571)(39,241)(100,252)
Deferred compensation plan(13,813)20,106 (27,586)468 
Total operating income$120,426 $376,426 $323,472 $628,265 
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 
 April 30,		Six Months Ended 
 April 30,
 2026202520262025
 (in thousands)
Revenue:
United States$974,422 $649,299 $2,070,507 $1,260,009 
Europe378,077 194,843 845,110 348,514 
China240,402 157,506 451,485 331,454 
Korea265,418 257,595 512,034 507,980 
Other417,666 345,023 805,647 611,624 
Consolidated$2,275,985 $1,604,266 $4,684,783 $3,059,581