Derivative Instruments (Tables)
 12 Months Ended
Dec. 31, 2017
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of Derivative Liabilities at Fair Value
The following table summarizes the amount at fair value and location of the derivative instrument in the Consolidated Balance Sheet as of December 31, 2017:
 
 
Fair Value
(In thousands)
 
Balance sheet caption
 
Amount
Interest rate swap designated as cash flow hedge
 
Other accrued liabilities
 
$
127

Interest rate swap designated as cash flow hedge
 
Other non-current assets
 
$
60


The following table summarizes the amount at fair value and location of the terminated derivative instruments in the Consolidated Balance Sheet as of December 31, 2016:
 
 
Fair Value
(In thousands)
 
Balance sheet caption
 
Amount
Interest rate swap designated as cash flow hedge
 
Other accrued liabilities
 
$
86

Interest rate swap designated as cash flow hedge
 
Other non-current assets
 
$
259