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Cash and Cash Equivalents and Restricted Cash (Tables)
 6 Months Ended
Jun. 30, 2019
Cash and Cash Equivalents [Abstract]  
Cash and Cash Equivalents and Restricted Cash

 

 

 

 

 

 

 

 

 

 

  

June 30, 2019

 

  

December 31, 2018

 

Cash on hand and at banks

  

$

31,294

 

  

$

27,764

 

Short-term deposits

  

 

10,108

 

  

 

16,245

 

Restricted cash

 

 

560

 

 

 

2,600

 

Total cash, cash equivalents and restricted cash

  

$

41,962

 

  

$

46,609