v3.26.1
Document and Entity Information
Nov. 09, 2025
Cover [Abstract]  
Document Type 8-K/A
Amendment Flag true
Document Period End Date Nov. 09, 2025
Entity Registrant Name SYNOPSYS INC
Entity Incorporation State Country Code DE
Entity File Number 000-19807
Entity Tax Identification Number 56-1546236
Entity Address Address Line 1 675 Almanor Ave
Entity Address City Or Town Sunnyvale
Entity Address State Or Province CA
Entity Address Postal Zip Code 94085
City Area Code 650
Local Phone Number 584-5000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock (par value of $0.01 per share)
Trading Symbol SNPS
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Amendment Description This current report on Form 8-K/A (this “Amendment”) amends the current report on Form 8-K filed by Synopsys, Inc. (“Synopsys”) with the Securities and Exchange Commission (the “SEC”) on November 12, 2025 (the “Original 8-K”). The sole purpose of this Amendment is to update the disclosure under “Item 2.05 Costs Associated with Exit or Disposal Activities” of the Original 8-K to report certain updates to estimates of pre-tax charges to the Synopsys GAAP financial results under its restructuring plan that was approved by the Board of Directors of Synopsys (the “Board”) on November 9, 2025 (the “Restructuring Plan”). No other changes are being made to the Original 8-K. 
Entity Central Index Key 0000883241