XML 15 R1.htm IDEA: XBRL DOCUMENT v3.26.1
Cover - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Mar. 10, 2026
Jun. 30, 2025
Cover [Abstract]      
Document Type 10-K    
Document Quarterly Report true    
Document Period End Date Dec. 31, 2025    
Document Transition Report false    
Entity File Number 001-42180    
Registrant Name Ardent Health, Inc.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 61-1764793    
Entity Address, Address Line One 340 Seven Springs Way    
Entity Address, Address Line Two Suite 100    
Entity Address, City or Town Brentwood    
Entity Address, State or Province TN    
Entity Address, Postal Zip Code 37027    
City Area Code 615    
Local Phone Number 296-3000    
Title of 12(b) Security Common Stock, $0.01 par value per share    
Trading Symbol ARDT    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 324.3
Entity Common Stock, Shares Outstanding   142,902,276  
Documents Incorporated by Reference [Text Block]
Part III incorporates certain information by reference from the Registrant’s definitive proxy statement for the 2026 annual meeting of stockholders, which will be filed no later than 120 days after the Registrant's fiscal year ended December 31, 2025.
    
Amendment Flag false    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Central Index Key 0001756655    
Current Fiscal Year End Date --12-31