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Interest Rate Caps (Tables)
6 Months Ended
Jun. 30, 2018
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Summary of Changes in Rate Caps

one-month LIBOR is below the strike rate. The following is a summary of changes in the rate caps:

 

     Three Months Ended
June 30,
     Six Months Ended
June 30,
 
In thousands    2018      2017      2018      2017  

Balance at beginning of period

   $ 219      $ 27      $ 98      $ 62  

Purchases

     481        100        481        100  

Fair value adjustment included in interest expense

     18        (14      139        (49
  

 

 

    

 

 

    

 

 

    

 

 

 

Balance at end of period, included in other assets

   $ 718      $ 113      $ 718      $ 113