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Variable Interest Entities (Tables)
12 Months Ended
Dec. 31, 2014
Variable Interest Entities [Abstract]  
Noncontrolling Interest Summarized Financial Information
Summarized financial information for Valencia is as follows:
Results of Operations
 
Year Ended December 31,
 
2014
 
2013
 
2012
 
(In thousands)
Operating revenues
$
20,247

 
$
20,166

 
$
19,585

Operating expenses
(6,120
)
 
(5,645
)
 
(5,535
)
Earnings attributable to non-controlling interest
$
14,127

 
$
14,521

 
$
14,050

 
Financial Position
 
December 31,
 
2014
 
2013
 
(In thousands)
Current assets
$
2,513

 
$
2,658

Net property, plant and equipment
72,321

 
75,137

Total assets
74,834

 
77,795

Current liabilities
1,288

 
766

Owners’ equity – non-controlling interest
$
73,546

 
$
77,029