v3.19.3
Document and Entity Information
Nov. 25, 2019
Cover [Abstract]  
Security Exchange Name NASDAQ
Amendment Flag false
Entity Central Index Key 0001280263
Document Type 8-K
Document Period End Date Nov. 25, 2019
Entity Registrant Name AMBARELLA, INC.
Entity Incorporation, State or Country Code E9
Entity File Number 001-35667
Entity Tax Identification Number 98-0459628
Entity Address, Address Line One 3101 Jay Street
Entity Address, City or Town Santa Clara
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95054
City Area Code 408
Local Phone Number 734-8888
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Ordinary Shares, $0.00045 par value
Trading Symbol AMBA
Entity Emerging Growth Company false