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Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2018
Fair Value Measurements [Abstract]  
Financial Assets and Liabilities Measured on a Recurring Basis at Fair Value

The following table summarizes our financial assets and liabilities measured on a recurring basis at fair value at December 31, 2018 and 2017 by respective level of the fair value hierarchy (in thousands):





 

 

 

 

 

 

 

 

 

 

 

 

 



 

 

Level 1

 

 

Level 2

 

 

Level 3

 

 

Total

 

December 31, 2018

 

 

 

 

 

 

 

 

 

 

 

 

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

 

 

Marketable securities

 

$

 1,842 

 

$

 -  

 

$

-  

 

$

 1,842 

 

Marketable securities - restricted

 

 

 1,909 

 

 

-  

 

 

-  

 

 

 1,909 

 



 

$

 3,751 

 

$

-  

 

$

 -  

 

$

 3,751 

 

Liabilities:

 

 

 

 

 

 

 

 

 

 

 

 

 

Interest rate swaps

 

$

 -  

 

$

-  

 

$

 1,639 

 

$

 1,639 

 

December 31, 2017

 

 

 

 

 

 

 

 

 

 

 

 

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

 

 

Marketable securities

 

$

 1,907 

 

$

-  

 

$

-  

 

$

 1,907 

 

Marketable securities – restricted

 

 

 2,148 

 

 

     -  

 

 

          -  

 

 

 2,148 

 

Interest rate swaps

 

 

          -  

 

 

-  

 

 

 543 

 

 

 543 

 



 

$

 4,055 

 

$

-  

 

$

 543 

 

$

 4,598 

 



Changes in Fair Value of Interest Rate Swaps

The table below highlights the change in fair value of the interest rate swaps (in thousands):



 

 

 

 



 

 

 

 

Ending balance, December 31, 2016

 

$

 (180

)

Change in estimated fair value

 

 

 723

 

Ending balance, December 31, 2017

 

 

 543

 

Change in estimated fair value

 

 

 (2,182

)

Ending balance, December 31, 2018

 

$

 (1,639

)