Document and Entity Information
 12 Months Ended
Dec. 31, 2020
shares
Document Entity Information  
Entity Registrant Name Navios Maritime Holdings Inc.
Trading Symbol NM
Entity Central Index Key 0001333172
Document Type 20-F
Document Period End Date Dec. 31, 2020
Amendment Flag false
Document Fiscal Year Focus 2020
Document Fiscal Period Focus FY
Current Fiscal Year End Date --12-31
Entity Well Known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Non-accelerated Filer
Entity Emerging Growth Company false
Entity Shell Company false
Entity Common Stock Shares Outstanding 15,881,147
Entity Address, Country MH
Entity Interactive Data Current Yes
Document Annual Report true
Document Transition Report false
Document Shell Company Report false
Title of 12(b) Security Common Stock and American Depositary Shares
ICFR Auditor Attestation Flag true