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Interest Rate Caps (Tables)
9 Months Ended
Sep. 30, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Summary of Changes in Rate Caps

The following is a summary of changes in the rate caps:

 

     Three Months Ended
September 30, 2015
     Nine Months Ended
September 30, 2015
 

Balance at beginning of period

   $ 405       $ —    

Purchases

     —          577   

Fair value adjustment included as an (increase) in interest expense

     (247      (419
  

 

 

    

 

 

 

Balance at end of period, included in other assets

   $ 158       $ 158