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Variable Interest Entities (Tables)
12 Months Ended
Dec. 31, 2016
Variable Interest Entities [Abstract]  
Summarized Financial Information for Noncontrolling Interest
Summarized financial information for Valencia is as follows:
Results of Operations
 
Year Ended December 31,
 
2016
 
2015
 
2014
 
(In thousands)
Operating revenues
$
20,371

 
$
20,687

 
$
20,247

Operating expenses
(5,852
)
 
(5,777
)
 
(6,120
)
Earnings attributable to non-controlling interest
$
14,519

 
$
14,910

 
$
14,127

 
Financial Position
 
December 31,
 
2016
 
2015
 
(In thousands)
Current assets
$
2,551

 
$
2,588

Net property, plant and equipment
66,947

 
69,784

Total assets
69,498

 
72,372

Current liabilities
578

 
965

Owners’ equity – non-controlling interest
$
68,920

 
$
71,407