Description of Business - Related Parties - Navios Europe I and Navios Europe II (Details)
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9 Months Ended |
12 Months Ended |
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Sep. 30, 2018 |
Dec. 31, 2017 |
Feb. 18, 2015 |
Oct. 09, 2013 |
| Navios Europe I |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
47.50%
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| Navios Europe I | Navios Holdings |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
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47.50%
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| Percentage of voting stock held |
50.00%
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50.00%
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| Navios Europe I | Navios Acquisition |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
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47.50%
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| Percentage of voting stock held |
50.00%
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50.00%
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| Navios Europe I | Navios Partners |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
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5.00%
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| Percentage of voting stock held |
0.00%
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0.00%
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| Navios Europe I | Container vessels |
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| Related Party Transaction [Line Items] |
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| Number of vessels |
5
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5
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| Navios Europe I | Tanker vessels |
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| Related Party Transaction [Line Items] |
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| Number of vessels |
5
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5
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| Navios Europe II |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
47.50%
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| Navios Europe II | Navios Holdings |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
|
|
47.50%
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| Percentage of voting stock held |
50.00%
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50.00%
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| Navios Europe II | Navios Acquisition |
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| Related Party Transaction [Line Items] |
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|
|
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| Percentage of ownership |
|
|
47.50%
|
|
| Percentage of voting stock held |
50.00%
|
50.00%
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| Navios Europe II | Navios Partners |
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| Related Party Transaction [Line Items] |
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| Percentage of ownership |
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5.00%
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| Percentage of voting stock held |
0.00%
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0.00%
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| Navios Europe II | Dry bulkers vessels |
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| Related Party Transaction [Line Items] |
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| Number of vessels |
7
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7
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| Navios Europe II | Container vessels |
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| Related Party Transaction [Line Items] |
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| Number of vessels |
7
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7
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