v3.25.3
Document and Entity Information
Oct. 21, 2025
Cover [Abstract]  
Entity Registrant Name HOLOGIC INC
Amendment Flag false
Entity Central Index Key 0000859737
Document Type 8-K
Document Period End Date Oct. 21, 2025
Entity Incorporation State Country Code DE
Entity File Number 001-36214
Entity Tax Identification Number 04-2902449
Entity Address, Address Line One 250 Campus Drive
Entity Address, City or Town Marlborough
Entity Address, State or Province MA
Entity Address, Postal Zip Code 01752
City Area Code (508)
Local Phone Number 263-2900
Written Communications false
Soliciting Material true
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, $.01 par value
Trading Symbol HOLX
Security Exchange Name NASDAQ
Entity Emerging Growth Company false