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Variable Interest Entities (Tables)
9 Months Ended
Sep. 30, 2011
Variable Interest Entities [Abstract] 
Noncontrolling Interest Summarized Financial Information [Table Text Block]
Summarized financial information for Valencia is as follows:

Results of Operations
 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2011
 
2010
 
2011
 
2010
 
 
 
(In thousands)
 
 
Operating revenues
$
5,505

 
$
5,275

 
$
15,024

 
$
14,502

Operating expenses
(1,394
)
 
(1,366
)
 
(4,260
)
 
(4,197
)
Earnings attributable to non-controlling interest
$
4,111

 
$
3,909

 
$
10,764

 
$
10,305


Financial Position
 
September 30,
 
December 31,
 
2011
 
2010
 
(In thousands)
Current assets
$
3,588

 
$
2,372

Net property, plant and equipment
81,493

 
83,617

Total assets
85,081

 
85,989

Current liabilities
1,112

 
812

Owners’ equity – non-controlling interest
$
83,969

 
$
85,177