Other Financial Information - Balance Sheet (Table) (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Current assets [Abstract]        
Cash and cash equivalents $ 163,412 $ 247,556 $ 187,831 $ 257,868
Restricted cash 13,480 2,564 2,041  
Accounts receivable, net 64,813 85,581    
Due from affiliate companies 12,669 27,196    
Total current assets 302,959 417,131    
Deposits for vessels, port terminals and other fixed assets 73,949 45,365    
Vessels, port terminals and other fixed assets, net 1,823,961 1,911,143    
Investments in available-for-sale securities 5,173 6,701    
Investments in affiliates 381,746 344,453 335,303  
Long-term receivable from affiliate companies 0 9,625    
Loan receivable from affiliate companies 16,474 7,791    
Total non-current assets 2,655,854 2,710,566    
Total assets 2,958,813 3,127,697 2,886,453  
Current liabilities        
Accounts payable 72,605 53,837    
Accrued expenses and other liabilities (including related party) 103,095 107,320    
Deferred income and cash received in advance 13,492 12,445    
Due to affiliate companies 17,791 0    
Current portion of capital lease obligations 2,929 1,449    
Current portion of long-term debt 16,944 23,283    
Total current liabilities 226,856 198,334    
Capital lease obligations, net of current portion 17,720 20,911    
Unfavorable lease terms 7,526 22,141    
Other long-term liabilities (including related party) and deferred income 20,878 17,459    
Deferred tax liability 10,917 12,735    
Total non-current liabilities 1,621,405 1,662,853    
Total liabilities 1,848,261 1,861,187    
Noncontrolling interest 121,592 113,547    
Total Navios Holdings stockholders' equity 988,960 1,152,963    
Total liabilities and stockholders' equity 2,958,813 3,127,697    
Navios Maritime Holdings Inc. Issuer        
Current assets [Abstract]        
Cash and cash equivalents 34,152 98,539 33,769 79,213
Intercompany receivables 10,360 23,567    
Due from affiliate companies 4,833 4,638    
Prepaid expenses and other current assets 3 2    
Total current assets 49,348 126,746    
Investments in subsidiaries 1,636,433 1,622,239    
Investments in affiliates 356,797 331,130    
Goodwill and other intangibles 86,793 89,562    
Total non-current assets 2,080,023 2,042,931    
Total assets 2,129,371 2,169,677    
Current liabilities        
Accounts payable 363 591    
Accrued expenses and other liabilities (including related party) 33,244 33,099    
Intercompany payables 123,041      
Total current liabilities 156,648 33,690    
Long-term debt, net of current portion 983,763 983,024    
Total non-current liabilities 983,763 983,024    
Total liabilities 1,140,411 1,016,714    
Total Navios Holdings stockholders' equity 988,960 1,152,963    
Total liabilities and stockholders' equity 2,129,371 2,169,677    
Guarantor Subsidiaries        
Current assets [Abstract]        
Cash and cash equivalents 47,753 77,085 67,492 133,116
Restricted cash 13,480 2,564    
Accounts receivable, net 38,716 56,265    
Intercompany receivables 38,108      
Due from affiliate companies 7,836 22,558    
Prepaid expenses and other current assets 36,580 31,179    
Total current assets 182,473 189,651    
Deposits for vessels, port terminals and other fixed assets 29,695 22,140    
Vessels, port terminals and other fixed assets, net 1,396,101 1,467,518    
Investments in subsidiaries 285,726 271,532    
Investments in available-for-sale securities 5,173 6,701    
Investments in affiliates 13,028 548    
Long-term receivable from affiliate companies 0 9,625    
Loan receivable from affiliate companies 16,474 7,791    
Other long-term assets 21,325 6,920    
Goodwill and other intangibles 52,829 85,273    
Total non-current assets 1,820,351 1,878,048    
Total assets 2,002,824 2,067,699    
Current liabilities        
Accounts payable 45,913 18,399    
Accrued expenses and other liabilities (including related party) 54,451 49,363    
Deferred income and cash received in advance 6,267 6,263    
Intercompany payables   93,226    
Due to affiliate companies 17,791      
Current portion of long-term debt 16,875 23,214    
Total current liabilities 141,297 190,465    
Long-term debt, net of current portion 213,102 231,193    
Unfavorable lease terms 7,526 22,141    
Other long-term liabilities (including related party) and deferred income 19,360 14,574    
Total non-current liabilities 239,988 267,908    
Total liabilities 381,285 458,373    
Total Navios Holdings stockholders' equity 1,621,539 1,609,326    
Total liabilities and stockholders' equity 2,002,824 2,067,699    
Non Guarantor Subsidiaries        
Current assets [Abstract]        
Cash and cash equivalents 81,507 71,932 86,570 45,539
Accounts receivable, net 26,097 29,316    
Intercompany receivables 74,573 71,442    
Prepaid expenses and other current assets 12,002 23,053    
Total current assets 194,179 195,743    
Deposits for vessels, port terminals and other fixed assets 44,254 23,225    
Vessels, port terminals and other fixed assets, net 427,860 443,625    
Investments in affiliates 11,921 12,775    
Other long-term assets 22,433 28,740    
Goodwill and other intangibles 171,171 174,993    
Total non-current assets 677,639 683,358    
Total assets 871,818 879,101    
Current liabilities        
Accounts payable 26,329 34,847    
Accrued expenses and other liabilities (including related party) 15,400 24,858    
Deferred income and cash received in advance 7,225 6,182    
Intercompany payables   1,783    
Current portion of capital lease obligations 2,929 1,449    
Current portion of long-term debt 69 69    
Total current liabilities 51,952 69,188    
Long-term debt, net of current portion 367,499 375,390    
Capital lease obligations, net of current portion 17,720 20,911    
Other long-term liabilities (including related party) and deferred income 1,518 2,885    
Deferred tax liability 10,917 12,735    
Total non-current liabilities 397,654 411,921    
Total liabilities 449,606 481,109    
Noncontrolling interest 121,592 113,547    
Total Navios Holdings stockholders' equity 300,620 284,445    
Total liabilities and stockholders' equity 871,818 879,101    
Eliminations        
Current assets [Abstract]        
Intercompany receivables (123,041) (95,009)    
Total current assets (123,041) (95,009)    
Investments in subsidiaries (1,922,159) (1,893,771)    
Total non-current assets (1,922,159) (1,893,771)    
Total assets (2,045,200) (1,988,780)    
Current liabilities        
Intercompany payables (123,041) (95,009)    
Total current liabilities (123,041) (95,009)    
Total liabilities (123,041) (95,009)    
Total Navios Holdings stockholders' equity (1,922,159) (1,893,771)    
Total liabilities and stockholders' equity (2,045,200) (1,988,780)    
Total        
Current assets [Abstract]        
Cash and cash equivalents 163,412 247,556 $ 187,831 $ 257,868
Restricted cash 13,480 2,564    
Accounts receivable, net 64,813 85,581    
Intercompany receivables 0 0    
Due from affiliate companies 12,669 27,196    
Prepaid expenses and other current assets 48,585 54,234    
Total current assets 302,959 417,131    
Deposits for vessels, port terminals and other fixed assets 73,949 45,365    
Vessels, port terminals and other fixed assets, net 1,823,961 1,911,143    
Investments in subsidiaries 0 0    
Investments in available-for-sale securities 5,173 6,701    
Investments in affiliates 381,746 344,453    
Long-term receivable from affiliate companies 0 9,625    
Loan receivable from affiliate companies 16,474 7,791    
Other long-term assets 43,758 35,660    
Goodwill and other intangibles 310,793 349,828    
Total non-current assets 2,655,854 2,710,566    
Total assets 2,958,813 3,127,697    
Current liabilities        
Accounts payable 72,605 53,837    
Accrued expenses and other liabilities (including related party) 103,095 107,320    
Deferred income and cash received in advance 13,492 12,445    
Intercompany payables 0 0    
Due to affiliate companies 17,791      
Current portion of capital lease obligations 2,929 1,449    
Current portion of long-term debt 16,944 23,283    
Total current liabilities 226,856 198,334    
Long-term debt, net of current portion 1,564,364 1,589,607    
Capital lease obligations, net of current portion 17,720 20,911    
Unfavorable lease terms 7,526 22,141    
Other long-term liabilities (including related party) and deferred income 20,878 17,459    
Deferred tax liability 10,917 12,735    
Total non-current liabilities 1,621,405 1,662,853    
Total liabilities 1,848,261 1,861,187    
Noncontrolling interest 121,592 113,547    
Total Navios Holdings stockholders' equity 988,960 1,152,963    
Total liabilities and stockholders' equity $ 2,958,813 $ 3,127,697