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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2017
Accounting Policies [Abstract]  
Interest Cost Capitalized and Incurred

 Interest cost capitalized and incurred in the years ended December 31, 2017, 2016, and 2015 are as follows:

 

     Year Ended December 31,  
     2017      2016      2015  

Interest incurred

    $ 2,656      $ 2,538      $ 1,962  

Interest capitalized

      487        1,210        714  
  

 

 

     

 

 

     

 

 

  

Interest expense

    $ 2,169      $ 1,328      $ 1,248  
  

 

 

     

 

 

     

 

 

  
Schedule Related to Adoption of Accounting Standards (Share-Based Compensation and Restricted Cash and Cash Equivalents)

The following table summarizes the effects related to the adoption of both accounting standards (share-based compensation and restricted cash and cash equivalents) for the years ended December 31, 2016 and 2015:

Consolidated Statement of Cash Flows Data:

 

     December 31, 2016      December 31, 2015  
     As
reported		      As
adjusted		      As
reported		     As
adjusted		  

Net cash provided by operating activities

    $ 218,286      $ 237,761      $ 173,900     $ 185,080  

Net cash provided by (used in) financing activities

    $ 20,655      $ 10,727      $ (15,221 )    $ (18,857 ) 

Net increase (decrease) in cash and cash equivalents and restricted cash

    $ 22,940      $ 32,487      $ (42,202 )    $ (34,658 ) 

Cash and cash equivalents and restricted cash, beginning of period

    $ 23,036      $ 98,420      $ 65,238     $ 133,078  

Cash and cash equivalents and restricted cash, end of period

    $ 45,976      $ 130,907      $ 23,036     $ 98,420