Prepaid Expenses and Other Current Assets (Tables)
 12 Months Ended
Dec. 31, 2020
PREPAID EXPENSES AND OTHER CURRENT ASSETS [Abstract]  
Prepaid expenses and other current assets

 

  

December 31,

2020

 

  

December 31,

2019

 

Prepaid voyage and operating costs

  

$

4,616

 

  

$

5,726

 

Claims receivable

  

 

4,136

 

  

 

3,826

 

Prepaid other taxes

  

 

2,604

 

  

 

1,012

 

Other

  

 

3,625

 

  

 

1,675

 

Total prepaid expenses and other current assets

  

$

14,981

 

  

$

12,239