Segment Information (Table) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Segment Reporting Information [Line Items]        
Revenue $ 419,782 $ 480,820 $ 569,016  
Administrative fee revenue from affiliates 21,799 16,177 14,300  
Interest income 4,947 2,370 5,515  
Interest expense and finance cost (113,639) (113,151) (113,660)  
Depreciation and amortization (113,825) (120,310) (104,690)  
Equity/ (loss) in net earnings of affiliated companies (202,779) 61,484 57,751  
Net (loss)/ income attributable to Navios Holdings common stockholders (303,823) (134,112) (56,203)  
Total assets 2,752,895 2,958,813 3,127,697  
Goodwill 160,336 160,336 160,336  
Capital expenditures (151,593) (34,921) (237,498)  
Investment in affiliates 160,071 381,746 344,453  
Cash and cash equivalents 135,992 163,412 247,556 $ 187,831
Restricted cash 5,386 13,480 2,564  
Long-term debt (including current and noncurrent portion) 1,651,095 1,581,308 1,612,890  
Dry bulk Vessel Operations        
Segment Reporting Information [Line Items]        
Revenue 199,446 299,772 300,242  
Administrative fee revenue from affiliates 21,799 16,177 14,300  
Interest income 4,132 1,801 5,224  
Interest expense and finance cost (89,399) (86,069) (85,823)  
Depreciation and amortization (87,197) (92,341) (79,603)  
Equity/ (loss) in net earnings of affiliated companies (202,779) 61,484 57,751  
Net (loss)/ income attributable to Navios Holdings common stockholders (310,306) (148,306) (45,541)  
Total assets 2,083,526 2,359,299 2,525,103  
Goodwill 56,240 56,240 56,240  
Capital expenditures (60,420) (7,882) (145,840)  
Investment in affiliates 160,071 381,746 344,453  
Cash and cash equivalents 70,810 81,905 175,625  
Restricted cash 2,486 13,480 2,564  
Long-term debt (including current and noncurrent portion) 1,223,146 1,213,740 1,246,181  
Logistics Business        
Segment Reporting Information [Line Items]        
Revenue 220,336 251,048 268,774  
Administrative fee revenue from affiliates 0 0 0  
Interest income 815 569 291  
Interest expense and finance cost (24,240) (27,082) (27,837)  
Depreciation and amortization (26,628) (27,969) (25,087)  
Equity/ (loss) in net earnings of affiliated companies 0 0 0  
Net (loss)/ income attributable to Navios Holdings common stockholders 6,483 14,194 (10,662)  
Total assets 669,369 599,514 602,594  
Goodwill 104,096 104,096 104,096  
Capital expenditures (91,173) (27,039) (91,658)  
Investment in affiliates 0 0 0  
Cash and cash equivalents 65,182 81,507 71,931  
Restricted cash 2,900 0 0  
Long-term debt (including current and noncurrent portion) $ 427,949 $ 367,568 $ 366,709