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Note 9 - Non-Wholly Owned Entities (Tables)
6 Months Ended
Jun. 30, 2014
Noncontrolling Interest [Abstract]  
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Table Text Block]
   

June 30, 2014 (1)

    December 31, 2013 (1)    

June 30, 2013 (1)

 

In millions

 

Consolidated

   

SouthStar(2)

   

% (3)

   

Consolidated

   

SouthStar(2)

   

% (3)

   

Consolidated

   

SouthStar(2)

   

% (3)

 

Current assets

  $ 2,384     $ 195       8 %   $ 2,895     $ 264       9 %   $ 2,231     $ 135       6 %

Goodwill and intangible assets

    1,962       129       7       1,972       133       7       1,980       -       -  

Long-term assets and other deferred debits

    9,835       17       -       9,683       13       -       9,497       10       -  

Total assets

  $ 14,181     $ 341       2 %   $ 14,550     $ 410       3 %   $ 13,708     $ 145       1 %

Current liabilities

  $ 2,595     $ 55       2 %   $ 3,118     $ 95       3 %   $ 2,348     $ 40       2 %

Long-term liabilities and other deferred credits

    7,726       -       -       7,819       -       -       7,858       -       -  

Total Liabilities

    10,321       55       1       10,937       95       1       10,206       40       -  

Equity

    3,860       286       7       3,613       315       9       3,502       105       3  

Total liabilities and equity

  $ 14,181     $ 341       2 %   $ 14,550     $ 410       3 %   $ 13,708     $ 145       1 %
Schedule of Variable Interest Entities [Table Text Block]
   

Three months ended

June 30, (1)

   

Six months ended

June 30, (1)

 

In millions

 

2014

   

2013

   

2014

   

2013

 

Operating revenues

  $ 145     $ 116     $ 519     $ 366  

Operating expenses

                               

Cost of goods sold

    111       95       381       259  

Operation and maintenance

    20       15       43       33  

Depreciation and amortization

    2       -       5       1  

Taxes other than income taxes

    1       1       1       1  

Total operating expenses

    134       111       430       294  

Operating income

  $ 11     $ 5     $ 89     $ 72  
Equity Method Investments [Table Text Block]

In millions

 

2014

   

2013

 

Triton

  $ 65     $ 71  

Horizon Pipeline

    15       16  

Other (1)

    1       9  

Total

  $ 81     $ 96  
Schedule of Other Nonoperating Income, by Component [Table Text Block]
   

Three months ended June 30,

   

Six months ended June 30,

 

In millions

 

2014

   

2013

   

2014

   

2013

 

Triton

  $ 1     $ 2     $ 3     $ 4  

Other

    -       -       1       1