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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2016
Accounting Policies [Abstract]  
Interest Cost Capitalized and Incurred

Interest cost capitalized and incurred in the years ended December 31, 2016, 2015, and 2014 are as follows:

 

     Year Ended December 31,  
     2016      2015      2014  

Interest incurred

    $ 2,538       $ 1,962       $ 2,180   

Interest capitalized

      1,210         714         379   
  

 

 

     

 

 

     

 

 

  

Interest expense

    $ 1,328       $ 1,248       $ 1,801