Annual report pursuant to Section 13 and 15(d)


Cover - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Mar. 13, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2022    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2022    
Current Fiscal Year End Date --12-31    
Entity File Number 001-36555    
Entity Registrant Name MARATHON DIGITAL HOLDINGS, INC.    
Entity Central Index Key 0001507605    
Entity Tax Identification Number 01-0949984    
Entity Incorporation, State or Country Code NV    
Entity Address, Address Line One 101 NE Third Avenue    
Entity Address, Address Line Two Suite 1200    
Entity Address, City or Town Fort Lauderdale    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 33301    
City Area Code 702    
Local Phone Number 945-2773    
Title of 12(b) Security Common Stock    
Trading Symbol MARA    
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    
Entity Shell Company false    
Entity Public Float     $ 600,000
Entity Common Stock, Shares Outstanding   167,247,030  
ICFR Auditor Attestation Flag true    
Auditor Firm ID 688    
Auditor Name Marcum LLP    
Auditor Location Costa Mesa, CA