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Fair Value of Financial Instruments (Tables)
3 Months Ended
Mar. 31, 2016
Fair Value Disclosures [Abstract]  
Assets and Liabilities Measured at Fair Value on Recurring Basis

Our financial assets and liabilities that are measured at fair value on a recurring basis include the following:

 

    Fair Value Measurement at March 31, 2016 Using:  
    Quoted Prices in
Active Markets for
Identical Assets
(Level 1)
    Significant Other
Observable Inputs
(Level 2)
    Significant
Unobservable Inputs
(Level 3)
 

Assets:

     

Restricted assets - landfill closure

  $ 871      $ —        $ —     
 

 

 

   

 

 

   

 

 

 

 

    Fair Value Measurement at December 31, 2015 Using:  
    Quoted Prices in
Active Markets for
Identical Assets

(Level 1)
    Significant Other
Observable Inputs
(Level 2)
    Significant
Unobservable Inputs
(Level 3)
 

Assets:

     

Restricted assets - capital projects

  $ 1,348      $ —        $ —     

Restricted assets - landfill closure

    903        —          —     
 

 

 

   

 

 

   

 

 

 

Total

  $ 2,251      $ —        $ —     
 

 

 

   

 

 

   

 

 

 

Liabilities:

     

Interest rate derivative

  $ —        $ 178      $ —