v3.26.3
Cover - shares
9 Months Ended
Sep. 30, 2026
Oct. 30, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2026  
Document Transition Report false  
Entity File Number 001-38485  
Entity Registrant Name Amneal Pharmaceuticals, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 93-4225266  
Entity Address, Address Line One 400 Crossing Boulevard,  
Entity Address, City or Town Bridgewater  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 08807  
City Area Code 908  
Local Phone Number 947-3120  
Title of 12(b) Security Class A Common Stock, par value $0.01 per share  
Trading Symbol AMRX  
Security Exchange Name NASDAQ  
Entity Current Reporting Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   348,412,726
Entity Central Index Key 0001723128  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q3  
Amendment Flag false