v3.26.3
Cover - $ / shares
3 Months Ended
Mar. 31, 2026
Sep. 24, 2026
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity File Number 001-38914  
Entity Registrant Name Celularity Inc.  
Entity Central Index Key 0001752828  
Entity Tax Identification Number 83-1702591  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 170 Park Ave  
Entity Address, City or Town Florham Park  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 07932  
City Area Code (908)  
Local Phone Number 768-2170  
Title of 12(b) Security Class A Common Stock, par value $0.0001 per share  
Trading Symbol CELU  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   32,449,767
Entity Listing, Par Value Per Share $ 0.0001