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Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finitie-Lived Intangible Assets
The costs of intangible assets as of December 31, 2018 and 2017 are as follows:
 
2018
 
2017
Concession fees
$
6,800

 
6,800

Other intangibles
8,999

 
7,613

Intangible assets
15,799

 
14,413

Less: Accumulated amortization
 
 
 
Concession fees
5,780

 
5,508

Other intangibles
2,960

 
2,585

Net intangible assets
$
7,059

 
6,320