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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2023
Feb. 23, 2024
Jun. 30, 2023
Document and Entity Information      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2023    
Entity File Number 0-26823    
Entity Registrant Name ALLIANCE RESOURCE PARTNERS LP    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 73-1564280    
Entity Address, Address Line One 1717 South Boulder Avenue, Suite 400    
Entity Address, City or Town Tulsa    
Entity Address, State or Province OK    
Entity Address, Postal Zip Code 74119    
City Area Code 918    
Local Phone Number 295-7600    
Title of 12(b) Security Common Units    
Trading Symbol ARLP    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Document Financial Statement Error Correction [Flag] false    
Entity Common Units Outstanding   128,061,981  
Entity Public Float     $ 1,948,772,132
Auditor Name GRANT THORNTON LLP    
Auditor Firm ID 248    
Auditor Location Tulsa, Oklahoma    
Entity Central Index Key 0001086600    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Amendment Flag false