v3.25.1
Cover
Jun. 11, 2025
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 11, 2025
Entity Registrant Name ROKU, INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-38211
Entity Tax Identification Number 26-2087865
Entity Address, Address Line One 1173 Coleman Avenue
Entity Address, City or Town San Jose
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95110
City Area Code 408
Local Phone Number 556-9040
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Class A Common Stock, $0.0001 par value
Trading Symbol “ROKU”
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0001428439
Amendment Flag false