v3.26.1
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2026
Jul. 27, 2026
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Trading Symbol LIFE  
Entity Registrant Name Ethos Technologies Inc.  
Entity Central Index Key 0001788451  
Entity Current Reporting Status Yes  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Shell Company false  
Entity Ex Transition Period false  
Entity Interactive Data Current Yes  
Title of 12(b) Security Class A Common Stock, $0.0001 par value  
Security Exchange Name NASDAQ  
Entity File Number 001-43065  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 81-3181024  
Entity Address, Address Line One 90 New Montgomery Street  
Entity Address, Address Line Two Suite 1500  
Entity Address, City or Town San Francisco  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94105  
City Area Code 415  
Local Phone Number 915-0665  
Document Quarterly Report true  
Document Transition Report false  
Common Class A [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   31,554,807
Common Class B [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   32,204,647