v3.25.2
Cover - shares
 6 Months Ended
Jun. 30, 2025
Aug. 01, 2025
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2025  
Document Transition Report false  
Entity File Number 001-41849  
Entity Registrant Name Mach Natural Resources LP  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 93-1757616  
Entity Address, Address Line One 14201 Wireless Way  
Entity Address, Address Line Two Suite 300  
Entity Address, City or Town Oklahoma City  
Entity Address, State or Province OK  
Entity Address, Postal Zip Code 73134  
City Area Code 405  
Local Phone Number 252-8100  
Title of 12(b) Security Common Units  
Trading Symbol MNR  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   118,337,920
Entity Central Index Key 0001980088  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --12-31  
Amendment Flag false