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Document and Entity Information
Feb. 13, 2020
Cover [Abstract]  
Entity Registrant Name ON SEMICONDUCTOR CORP
Security Exchange Name NASDAQ
Amendment Flag true
Entity Central Index Key 0001097864
Document Type 8-K/A
Document Period End Date Feb. 13, 2020
Entity Incorporation, State or Country Code DE
Entity File Number 000-30419
Entity Tax Identification Number 36-3840979
Entity Address, Address Line One ON Semiconductor Corporation
Entity Address, Address Line Two 5005 E. McDowell Road
Entity Address, City or Town Phoenix
Entity Address, State or Province AZ
Entity Address, Postal Zip Code 85008
City Area Code 602
Local Phone Number 244-6600
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol ON
Entity Emerging Growth Company false
Amendment Description This Current Report on Securities and Exchange Commission (“SEC”) Form 8-K/A No. 1 (this “Amendment”) is being filed in order to correct an inadvertent scrivener’s error with respect to the applicable gross margin definition set forth in Exhibit 10.1 to the SEC Form 8-K filed by ON Semiconductor Corporation on February 20, 2020 (the “Original Exhibit”). Exhibit 10.1 to this Amendment replaces and supersedes the Original Exhibit in all respects.