Borrowings (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Line of Credit Facility [Line Items]    
Line of Credit $ 584,450 $ 1,101,931
Total borrowings 1,291,431 1,405,814
Less: current portion, net (165,662) (307,451)
Less: deferred finance costs, net (19,542) (19,330)
Total long-term borrowings 1,106,227 1,079,033
2022 Senior Secured Notes [Member]    
Line of Credit Facility [Line Items]    
Line of Credit 90,000 155,000
2022 Notes [Member]    
Line of Credit Facility [Line Items]    
Line of Credit 0 455,466
2024 Notes [Member]    
Line of Credit Facility [Line Items]    
Line of Credit 8,626 8,626
NSM Loan (incl. accrued interest $306) [Member]    
Line of Credit Facility [Line Items]    
Total borrowings 0 48,879
$115.0 million NSM Loan (incl. accrued interest $571) [Member]    
Line of Credit Facility [Line Items]    
Total borrowings 0 64,630
NSM Loan I [Member]    
Line of Credit Facility [Line Items]    
Total borrowings 127,632 0
NSM Loan II [Member]    
Line of Credit Facility [Line Items]    
Total borrowings 135,000 0
Convertible Debenture [Member]    
Line of Credit Facility [Line Items]    
Total borrowings 47,637 0
Sale and Leaseback Agreements [Member]    
Line of Credit Facility [Line Items]    
Total borrowings 137,802 114,837
2025 Logistics Senior Notes [Member]    
Line of Credit Facility [Line Items]    
Line of Credit 500,000 500,000
Navios Logistics other long-term loans and notes payable [Member]    
Line of Credit Facility [Line Items]    
Notes payable 58,804 58,376
Secured Credit Facilities [Member]    
Line of Credit Facility [Line Items]    
Line of Credit $ 185,930 $ 0