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Other assets (Tables)
 12 Months Ended
Dec. 31, 2015
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Other Assets
Other assets consist of the following:
 
2015
 
2014
Restricted cash
$
18,999

 
$
18,702

Deferred financing costs
3,211

 
2,428

Other
4,770

 
4,475

 
26,980

 
25,605

Less current portion
(464
)
 
—

 
$
26,516

 
$
25,605