Document and Entity Information
Jan. 20, 2022
Cover [Abstract]  
Amendment Flag false
Entity Central Index Key 0001633978
Document Type 8-K
Document Period End Date Jan. 20, 2022
Entity Registrant Name Lumentum Holdings Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-36861
Entity Tax Identification Number 47-3108385
Entity Address, Address Line One 1001 Ridder Park Drive
Entity Address, City or Town San Jose
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95131
City Area Code (408)
Local Phone Number 546-5483
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 $0.001 per share
Trading Symbol LITE
Security Exchange Name NASDAQ
Entity Emerging Growth Company false