v2.4.0.6
Derivative Instruments (Tables)
9 Months Ended
Sep. 30, 2012
Derivative Instruments [Abstract]  
Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block]
The following tables present the fair values of our net derivative instruments recorded on our Consolidated Condensed Balance Sheets by location and hedge type at September 30, 2012 and December 31, 2011 (in millions):
 
September 30, 2012
  
Interest Rate
Swaps
 
Commodity
Instruments
 
Total
Derivative
Instruments
Balance Sheet Presentation
 
 
 
 
 
Current derivative assets
$

 
$
487

 
$
487

Long-term derivative assets
5

 
141

 
146

Total derivative assets
$
5

 
$
628

 
$
633

 
 
 
 
 
 
Current derivative liabilities
$
36

 
$
421

 
$
457

Long-term derivative liabilities
172

 
114

 
286

Total derivative liabilities
$
208

 
$
535

 
$
743

Net derivative assets (liabilities)
$
(203
)
 
$
93

 
$
(110
)
 
December 31, 2011
 
Interest Rate
Swaps
 
Commodity
Instruments
 
Total
Derivative
Instruments
Balance Sheet Presentation
 
 
 
 
 
Current derivative assets
$

 
$
1,051

 
$
1,051

Long-term derivative assets
10

 
103

 
113

Total derivative assets
$
10

 
$
1,154

 
$
1,164

 
 
 
 
 
 
Current derivative liabilities
$
166

 
$
978

 
$
1,144

Long-term derivative liabilities
154

 
125

 
279

Total derivative liabilities
$
320

 
$
1,103

 
$
1,423

Net derivative assets (liabilities)
$
(310
)
 
$
51

 
$
(259
)
Schedule of Notional Amounts of Outstanding Derivative Positions
As of September 30, 2012 and December 31, 2011, the net forward notional buy (sell) position of our outstanding commodity and interest rate swap contracts that did not qualify under the normal purchase normal sale exemption were as follows (in millions):
Derivative Instruments
 
Notional Amounts
 
September 30, 2012
 
December 31, 2011
Power (MWh)
 
(13
)
 
(21
)
Natural gas (MMBtu)
 
2

 
(200
)
Interest rate swaps(1)
 
$
1,629

 
$
5,639

____________
(1)
Approximately $4.1 billion at December 31, 2011 was related to hedges of our First Lien Credit Facility's variable rate debt that was converted to fixed rate debt. On March 26, 2012, we terminated the interest rate swaps formerly hedging our First Lien Credit Facility.
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value
 
September 30, 2012
 
December 31, 2011
 
Fair Value
of Derivative
Assets
 
Fair Value
of Derivative
Liabilities
 
Fair Value
of Derivative
Assets
 
Fair Value
of Derivative
Liabilities
Derivatives designated as cash flow hedging instruments(1):
 
 
 
 
 
 
 
Interest rate swaps
$
5

 
$
189

 
$
10

 
$
149

Commodity instruments
17

 
2

 
51

 
18

Total derivatives designated as cash flow hedging instruments
$
22

 
$
191

 
$
61

 
$
167

 
 
 
 
 
 
 
 
Derivatives not designated as hedging instruments:
 
 
 
 
 
 
 
Interest rate swaps
$

 
$
19

 
$

 
$
171

Commodity instruments
611

 
533

 
1,103

 
1,085

Total derivatives not designated as hedging instruments
$
611

 
$
552

 
$
1,103

 
$
1,256

Total derivatives
$
633

 
$
743

 
$
1,164

 
$
1,423

____________
(1)
Includes accumulated fair value of derivative instruments as of the date hedge accounting was discontinued, net of amortized fair value for settlement periods which have transpired.
Realized Unrealized Gain Loss by Instrument
The following tables detail the components of our total mark-to-market activity for both the net realized gain (loss) and the net unrealized gain (loss) recognized from our derivative instruments in earnings and where these components were recorded on our Consolidated Condensed Statements of Operations for the periods indicated (in millions):
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2012
 
2011
 
2012
 
2011
Realized gain (loss)
 
 
 
 
 
 
 
Interest rate swaps
$

 
$
(44
)
 
$
(157
)
 
$
(150
)
Commodity derivative instruments
113

 
65

 
325

 
117

Total realized gain (loss)
$
113

 
$
21

 
$
168

 
$
(33
)
 
 
 
 
 
 
 
 
Unrealized gain (loss)(1)
 
 
 
 
 
 
 
Interest rate swaps
$
3

 
$
43

 
$
152

 
$
5

Commodity derivative instruments
219

 
(8
)
 
(49
)
 
(47
)
Total unrealized gain (loss)
$
222

 
$
35

 
$
103

 
$
(42
)
Total mark-to-market activity, net
$
335

 
$
56

 
$
271

 
$
(75
)
___________
(1)
In addition to changes in market value on derivatives not designated as hedges, changes in unrealized gain (loss) also includes de-designation of interest rate swap cash flow hedges and related reclassification from AOCI into earnings, hedge ineffectiveness and adjustments to reflect changes in credit default risk exposure.
Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2012
 
2011
 
2012
 
2011
Realized and unrealized gain (loss)
 
 
 
 
 
 
 
Power contracts included in operating revenues
$
329

 
$
18

 
$
149

 
$
9

Natural gas contracts included in fuel and purchased energy expense
3

 
39

 
127

 
61

Interest rate swaps included in interest expense
3

 
2

 
9

 
4

Loss on interest rate derivatives

 
(3
)
 
(14
)
 
(149
)
Total mark-to-market activity, net
$
335

 
$
56

 
$
271

 
$
(75
)
Derivatives Designated as Hedges
The following table details the effect of our net derivative instruments that qualified for hedge accounting treatment and are included in OCI and AOCI for the periods indicated (in millions):

 
Three Months Ended September 30,
 
Gain (Loss) Recognized  in
OCI (Effective Portion)
 
Gain (Loss) Reclassified  from
AOCI into Income (Effective
Portion)(1)
 
Gain (Loss) Reclassified from
AOCI into Income  (Ineffective
Portion)
 
2012
 
2011
 
2012
 
2011
 
2012
 
2011
Interest rate swaps
$
(14
)
 
$
(103
)
 
$
(8
)
(2) 
$
(7
)
(2) 
$

 
$
(1
)
Commodity derivative instruments
(9
)
 
9

 
9

(3) 
27

(3) 

 
(1
)
Total
$
(23
)
 
$
(94
)
 
$
1

 
$
20

  
$

 
$
(2
)

 
Nine Months Ended September 30,
 
Gain (Loss) Recognized  in
OCI (Effective Portion)
 
Gain (Loss) Reclassified  from
AOCI into Income (Effective
Portion)(1)
 
Gain (Loss) Reclassified from
AOCI into Income  (Ineffective
Portion)
 
2012
 
2011
 
2012
 
2011
 
2012
 
2011
Interest rate swaps
$
(48
)
 
$
(9
)
 
$
(23
)
(4) 
$
(130
)
(4) 
$

 
$
(2
)
Commodity derivative instruments
(23
)
 
(27
)
 
38

(3) 
106

(3) 
2

 

Total
$
(71
)
 
$
(36
)
 
$
15

 
$
(24
)
  
$
2

 
$
(2
)
____________
(1)
Cumulative cash flow hedge losses, net of tax, remaining in AOCI were $236 million and $172 million at September 30, 2012 and December 31, 2011, respectively.
(2)
Reclassification of losses from OCI to earnings consisted of $8 million and $7 million from the reclassification of interest rate contracts due to settlement for the three months ended September 30, 2012 and 2011, respectively.
(3)
Included in operating revenues and fuel and purchased energy expense on our Consolidated Condensed Statement of Operations.
(4)
Reclassification of losses from OCI to earnings consisted of $23 million and $24 million from the reclassification of interest rate contracts due to settlement for the nine months ended September 30, 2012 and 2011, respectively, $15 million in losses from terminated interest rate contracts due to repayment of project debt in June 2011, and $91 million in losses from existing interest rate contracts reclassified from OCI into earnings due to the refinancing of variable rate First Lien Credit Facility term loans for the nine months ended September 30, 2011.