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Derivatives and Hedging (Tables)
 6 Months Ended
Jun. 30, 2014
Derivative [Line Items]  
Underlying Notional Amounts for Commodity Derivative Instruments Accounted for at Fair Value
Where all commodity positions are perfectly offset, no quantities are shown.
 
June 30, 2014
 
Duke Energy

 
Duke Energy Carolinas

 
Progress Energy

 
Duke Energy Progress

 
Duke Energy Florida

 
Duke Energy Ohio

 
Duke Energy Indiana

Electricity (gigawatt-hours)(a)
41,147

 
284

 
74

 
74

 
—

 
37,608

 
291

Natural gas (millions of decatherms)
683

 
—

 
323

 
109

 
214

 
360

 
—

 
December 31, 2013
 
Duke Energy

 
Duke Energy Carolinas

 
Progress Energy

 
Duke Energy Progress

 
Duke Energy Florida

 
Duke Energy Ohio

 
Duke Energy Indiana

Electricity (gigawatt-hours)(a)
71,466

 
1,205

 
925

 
925

 
—

 
69,362

 
203

Natural gas (millions of decatherms)
636

 
—

 
363

 
141

 
222

 
274

 
—

(a)
Amounts at Duke Energy Ohio include intercompany positions that eliminate at Duke Energy.
Notional Amounts Of Derivative Instruments Related To Interest Rate Risk
The following tables show notional amounts for derivatives related to interest rate risk.
 
June 30, 2014
 
December 31, 2013
(in millions)
Duke
Energy

 
Duke
Energy
Ohio

 
Duke
Energy

 
Duke
Energy
Ohio

Cash flow hedges(a)
$
764

 
$
—

 
$
798

 
$
—

Undesignated contracts
27

 
27

 
34

 
27

Total notional amount
$
791

 
$
27

 
$
832

 
$
27

(a)
Duke Energy includes amounts related to consolidated VIEs of $552 million at June 30, 2014 and $584 million at December 31, 2013.
Location And Fair Value Amounts Of Derivatives Reflected In The Condensed Consolidated Balance Sheets
The following table shows the fair value of derivatives and the line items in the Condensed Consolidated Balance Sheets where they are reported. Although derivatives subject to master netting arrangements are netted on the Condensed Consolidated Balance Sheets, the fair values presented below are shown gross and cash collateral on the derivatives has not been netted against the fair values shown.
 
June 30, 2014
 
December 31, 2013
(in millions)
Asset

 
Liability

 
Asset

 
Liability

Derivatives Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Liabilities: Other
$
—

 
$
1

 
$
—

 
$
1

Interest rate contracts
 
 
 
 
 
 
 
Investments and Other Assets: Other
16

 
—

 
27

 
—

Current Liabilities: Other
—

 
15

 
—

 
18

Deferred Credits and Other Liabilities: Other
—

 
19

 
—

 
4

Total Derivatives Designated as Hedging Instruments
16

 
35

 
27

 
23

Derivatives Not Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Assets: Other
62

 
4

 
201

 
158

Current Assets: Assets Held for Sale
12

 
3

 
—

 
—

Investments and Other Assets: Other
11

 
1

 
215

 
131

Investments and Other Assets: Assets Held for Sale
12

 
4

 
—

 
—

Current Liabilities: Other
16

 
134

 
13

 
153

Current Liabilities: Liabilities Associated with Assets Held for Sale
416

 
563

 
—

 
—

Deferred Credits and Other Liabilities: Other
4

 
57

 
5

 
166

Deferred Credits and Other Liabilities: Liabilities Associated with Assets Held for Sale
248

 
364

 
—

 
—

Interest rate contracts
 
 
 
 
 
 
 
Current Liabilities: Other
—

 
1

 
—

 
1

Deferred Credits and Other Liabilities: Other
—

 
5

 
—

 
4

Total Derivatives Not Designated as Hedging Instruments
781

 
1,136

 
434

 
613

Total Derivatives
$
797

 
$
1,171

 
$
461

 
$
636
Cash Flow Hedges-Location And Amount Of Pre-Tax (Losses) Recognized In Comprehensive Income
The following table shows the gains and losses recognized on cash flow hedges and the line items on the Condensed Consolidated Statements of Operations where such gains and losses are included when reclassified from AOCI. Amounts for interest rate contracts are reclassified to earnings as interest expense over the term of the related debt.
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions)
2014

 
2013

 
2014

 
2013

Pretax Gains (Losses) Recorded in AOCI
 
 
 
 
 
 
 
Interest rate contracts
$
(11
)
 
$
58

 
$
(9
)
 
$
71

Commodity contracts
—

 
—

 
—

 
1

Total Pretax Gains (Losses) Recorded in AOCI
$
(11
)
 
$
58

 
$
(9
)
 
$
72

Location of Pretax Gains (Losses) Reclassified from AOCI into Earnings
 
 
 
 
 
 
 
Interest rate contracts
 
 
 
 
 
 
 
Interest expense
(4
)
 
—

 
(5
)
 
(1
)
Total Pretax Gains (Losses) Reclassified from AOCI into Earnings
$
(4
)
 
$
—

 
$
(5
)
 
$
(1
)
Undesignated Contracts - Location And Amount Of Pre-Tax Gains And (Losses) Recognized In Income Or As Regulatory Assets Or Liabilities
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions)
2014

 
2013

 
2014

 
2013

Location of Pretax Gains and (Losses) Recognized in Earnings
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Revenue: Regulated electric
$
3

 
$
1

 
$
(1
)
 
$
7

Revenue: Nonregulated electric, natural gas and other
(221
)
 
74

 
(618
)
 
(8
)
Fuel used in electric generation and purchased power - regulated
(21
)
 
(37
)
 
(14
)
 
(89
)
Fuel used in electric generation and purchased power - nonregulated
(25
)
 
(11
)
 
113

 
(18
)
Interest rate contracts
 
 
 
 
 
 
 
Interest expense
(5
)
 
(5
)
 
(9
)
 
(9
)
Total Pretax Gains (Losses) Recognized in Earnings
$
(269
)
 
$
22

 
$
(529
)
 
$
(117
)
Location of Pretax Gains and (Losses) Recognized as Regulatory Assets or Liabilities
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Regulatory assets
$
1

 
$
(110
)
 
$
(1
)
 
$
(5
)
Regulatory liabilities
(28
)
 
9

 
(1
)
 
4

Interest rate contracts
 
 
 
 
 
 
 
Regulatory assets
12

 
26

 
16

 
39

Regulatory liabilities
28

 
—

 
28

 
—

Total Pretax Gains (Losses) Recognized as Regulatory Assets or Liabilities
$
13

 
$
(75
)
 
$
42

 
$
38
Offsetting Assets and Liabilities
 
June 30, 2014
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)
 
Non-Current(b)
 
Current(c)
 
Non-Current(d)
Gross amounts recognized
$
506

 
$
282

 
$
715

 
$
442

Gross amounts offset
(504
)
 
(277
)
 
(576
)
 
(366
)
Net amount subject to master netting
2

 
5

 
139

 
76

Amounts not subject to master netting
—

 
9

 
6

 
8

Net amounts recognized on the Condensed Consolidated Balance Sheet
$
2

 
$
14

 
$
145

 
$
84

 
December 31, 2013
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(e)
 
Non-Current(f)
 
Current(g)
 
Non-Current(h)
Gross amounts recognized
$
214

 
$
233

 
$
322

 
$
299

Gross amounts offset
(179
)
 
(138
)
 
(192
)
 
(155
)
Net amounts subject to master netting
35

 
95

 
130

 
144

Amounts not subject to master netting
—

 
14

 
4

 
11

Net amounts recognized on the Condensed Consolidated Balance Sheet
$
35

 
$
109

 
$
134

 
$
155

(a)
Included in Other and Assets Held for Sale within Current Assets on the Condensed Consolidated Balance Sheet.
(b)
Included in Other and Assets Held for Sale within Investments and Other Assets on the Condensed Consolidated Balance Sheet.
(c)
Included in Other and Liabilities Associated with Assets Held for Sale within Current Liabilities on the Condensed Consolidated Balance Sheet.
(d)
Included in Other and Liabilities Associated with Assets Held for Sale within Deferred Credits and Other Liabilities on the Condensed Consolidated Balance Sheet.
(e)
Included in Other within Current Assets on the Condensed Consolidated Balance Sheet.
(f)
Included in Other within Investments and Other Assets on the Condensed Consolidated Balance Sheet.
(g)
Included in Other within Current Liabilities on the Condensed Consolidated Balance Sheet.
(h)
Included in Other within Deferred Credits and Other Liabilities on the Condensed Consolidated Balance Sheet.
Schedule Of Information Regarding Derivative Instruments That Contain Credit-Risk Related Contingent Features
The following tables show information with respect to derivative contracts that are in a net liability position and contain objective credit-risk related payment provisions. Amounts for Duke Energy Carolinas and Duke Energy Indiana were not material.
 
June 30, 2014
(in millions)
Duke
Energy

 
Progress Energy

 
Duke
Energy
Progress

 
Duke
Energy
Florida

 
Duke
Energy
Ohio

Aggregate fair value amounts of derivative instruments in a net liability position
$
911

 
$
13

 
$
4

 
$
9

 
$
911

Fair value of collateral already posted
276

 
2

 
—

 
2

 
266

Additional cash collateral or letters of credit in the event credit-risk-related contingent features were triggered
76

 
11

 
4

 
7

 
80

 
December 31, 2013
(in millions)
Duke
Energy

 
Progress Energy

 
Duke
Energy
Progress

 
Duke
Energy
Florida

 
Duke
Energy
Ohio

Aggregate fair value amounts of derivative instruments in a net liability position
$
525

 
$
168

 
$
60

 
$
108

 
$
355

Fair value of collateral already posted
135

 
10

 
—

 
10

 
125

Additional cash collateral or letters of credit in the event credit-risk-related contingent features were triggered
205

 
158

 
60

 
98

 
47
Schedule Of Cash Collateral Under Master Netting Arrangements
 
June 30, 2014
 
December 31, 2013
(in millions)
Receivables

 
Payables

 
Receivables

 
Payables

Duke Energy
 
 
 
 
 
 
 
Amounts offset against net derivative positions
$
161

 
$
—

 
$
30

 
$
—

Amounts not offset against net derivative positions
115

 
—

 
122

 
—

Progress Energy
 
 
 
 
 
 
 
Amounts offset against net derivative positions
2

 
—

 
10

 
—

Duke Energy Florida
 
 
 
 
 
 
 
Amounts offset against net derivative positions
2

 
—

 
10

 
—

Duke Energy Ohio
 
 
 
 
 
 
 
Amounts offset against net derivative positions
158

 
—

 
19

 
—

Amounts not offset against net derivative positions
108

 
—

 
115

 
—

Duke Energy Indiana
 
 
 
 
 
 
 
Amounts offset against net derivative positions
—

 
—

 
—

 
1

Amounts not offset against net derivative positions
—

 
—

 
1

 
—
Progress Energy [Member]
  
Derivative [Line Items]  
Location And Fair Value Amounts Of Derivatives Reflected In The Condensed Consolidated Balance Sheets
 
June 30, 2014
 
December 31, 2013
(in millions)
Asset

 
Liability

 
Asset

 
Liability

Derivatives Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Liabilities: Other
$
—

 
$
—

 
$
—

 
$
1

Deferred Credits and Other Liabilities: Other
—

 
—

 
—

 
4

Total Derivatives Designated as Hedging Instruments
—

 
—

 
—

 
5

Derivatives Not Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Assets: Other
5

 
4

 
3

 
2

Investments and Other Assets: Other
2

 
1

 
2

 
1

Current Liabilities: Other
17

 
120

 
11

 
105

Deferred Credits and Other Liabilities: Other
4

 
47

 
4

 
91

Total Derivatives Not Designated as Hedging Instruments
28

 
172

 
20

 
199

Total Derivatives
$
28

 
$
172

 
$
20

 
$
204
Undesignated Contracts - Location And Amount Of Pre-Tax Gains And (Losses) Recognized In Income Or As Regulatory Assets Or Liabilities
The following table shows the gains and losses during the year recognized on undesignated derivatives and the line items on the Condensed Consolidated Statements of Operations and Comprehensive Income or the Condensed Consolidated Balance Sheets where the pretax gains or losses were reported. Amounts included in Regulatory Assets or Liabilities for commodity contracts are reclassified to earnings to match recovery through the fuel clause. Amounts included in Regulatory Assets or Liabilities for interest rate contracts are reclassified to earnings as interest expense over the term of the related debt.
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions)
2014

 
2013

 
2014

 
2013

Location of Pretax Gains and (Losses) Recognized in Earnings
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Operating revenues
$
2

 
$
1

 
$
(1
)
 
$
7

Fuel used in electric generation and purchased power
(21
)
 
(37
)
 
(14
)
 
(89
)
Interest rate contracts
 
 
 
 
 
 
 
Interest expense
4

 
(5
)
 
—

 
(9
)
Total Pretax Gains (Losses) Recognized in Earnings
$
(15
)
 
$
(41
)
 
$
(15
)
 
$
(91
)
Location of Pretax Gains and (Losses) Recognized as Regulatory Assets or Liabilities
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Regulatory assets
$
2

 
$
(108
)
 
$
—

 
$
(3
)
Interest rate contracts
 
 
 
 
 
 
 
Regulatory assets
12

 
4

 
16

 
9

Total Pretax Gains (Losses) Recognized as Regulatory Assets or Liabilities
$
14

 
$
(104
)
 
$
16

 
$
6
Offsetting Assets and Liabilities
 
June 30, 2014
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)

 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
21

 
$
7

 
$
125

 
$
47

Gross amounts offset
(20
)
 
(5
)
 
(21
)
 
(6
)
Net amounts recognized on the Condensed Consolidated Balance Sheet
$
1

 
$
2

 
$
104

 
$
41

 
December 31, 2013
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)
 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
15

 
$
5

 
$
107

 
$
93

Gross amounts offset
(13
)
 
(4
)
 
(17
)
 
(10
)
Net amounts subject to master netting
2

 
1

 
90

 
83

Amounts not subject to master netting
—

 
—

 
—

 
4

Net amounts recognized on the Condensed Consolidated Balance Sheet
$
2

 
$
1

 
$
90

 
$
87

(a)
Included in Other within Current Assets on the Condensed Consolidated Balance Sheet.
(b)
Included in Other within Investments and Other Assets on the Condensed Consolidated Balance Sheet.
(c)
Included in Other within Current Liabilities on the Condensed Consolidated Balance Sheet.
(d)
Included in Other within Deferred Credits and Other Liabilities on the Condensed Consolidated Balance Sheet.
Duke Energy Progress [Member]
  
Derivative [Line Items]  
Location And Fair Value Amounts Of Derivatives Reflected In The Condensed Consolidated Balance Sheets
 
June 30, 2014
 
December 31, 2013
(in millions)
Asset

 
Liability

 
Asset

 
Liability

Derivatives Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Liabilities: Other
$
—

 
$
1

 
$
—

 
$
1

Total Derivatives Designated as Hedging Instruments
—

 
1

 
—

 
1

Derivatives Not Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Assets: Other
2

 
2

 
—

 
—

Investments and Other Assets: Other
1

 
—

 
2

 
1

Current Liabilities: Other
9

 
54

 
2

 
40

Deferred Credits and Other Liabilities: Other
1

 
17

 
2

 
29

Total Derivatives Not Designated as Hedging Instruments
13

 
73

 
6

 
70

Total Derivatives
$
13

 
$
74

 
$
6

 
$
71
Undesignated Contracts - Location And Amount Of Pre-Tax Gains And (Losses) Recognized In Income Or As Regulatory Assets Or Liabilities
The following table shows the gains and losses during the year recognized on undesignated derivatives and the line items on the Condensed Consolidated Statements of Operations and Comprehensive Income or the Condensed Consolidated Balance Sheets where the pretax gains and losses were reported. Amounts included in Regulatory Assets or Liabilities for commodity contracts are reclassified to earnings to match recovery through the fuel clause. Amounts included in Regulatory Assets or Liabilities for interest rate contracts are reclassified to earnings as interest expense over the term of the related debt.
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions)
2014

 
2013

 
2014

 
2013

Location of Pretax Gains and (Losses) Recognized in Earnings
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Operating revenues
$
2

 
$
1

 
$
(1
)
 
$
7

Fuel used in electric generation and purchased power
(16
)
 
(12
)
 
(9
)
 
(29
)
Interest rate contracts
 
 
 
 
 
 
 
Interest expense
3

 
(3
)
 
—

 
(6
)
Total Pretax Gains (Losses) Recognized in Earnings
$
(11
)
 
$
(14
)
 
$
(10
)
 
$
(28
)
Location of Pretax Gains and (Losses) Recognized as Regulatory Assets or Liabilities
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Regulatory assets
$
23

 
$
(43
)
 
$
40

 
$
(7
)
Interest rate contracts
 
 
 
 
 
 
 
Regulatory assets
(3
)
 
4

 
—

 
7

Total Pretax Gains (Losses) Recognized as Regulatory Assets or Liabilities
$
20

 
$
(39
)
 
$
40

 
$
—
Offsetting Assets and Liabilities
 
June 30, 2014
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)

 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
11

 
$
2

 
$
57

 
$
17

Gross amounts offset
(11
)
 
(1
)
 
(11
)
 
(1
)
Net amounts recognized on the Condensed Consolidated Balance Sheet
$
—

 
$
1

 
$
46

 
$
16

 
December 31, 2013
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)
 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
3

 
$
3

 
$
41

 
$
30

Gross amounts offset
(3
)
 
(3
)
 
(3
)
 
(3
)
Net amounts recognized on the Condensed Consolidated Balance Sheet
$
—

 
$
—

 
$
38

 
$
27

(a)
Included in Other within Current Assets on the Condensed Consolidated Balance Sheet.
(b)
Included in Other within Investments and Other Assets on the Condensed Consolidated Balance Sheet.
(c)
Included in Other within Current Liabilities on the Condensed Consolidated Balance Sheet.
(d)
Included in Other within Deferred Credits and Other Liabilities on the Condensed Consolidated Balance Sheet.
Duke Energy Florida [Member]
  
Derivative [Line Items]  
Location And Fair Value Amounts Of Derivatives Reflected In The Condensed Consolidated Balance Sheets
 
June 30, 2014
 
December 31, 2013
(in millions)
Asset

 
Liability

 
Asset

 
Liability

Derivatives Not Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Assets: Other
$
2

 
$
2

 
$
3

 
$
2

Investments and Other Assets: Other
1

 
1

 
—

 
—

Current Liabilities: Other
9

 
66

 
9

 
64

Deferred Credits and Other Liabilities: Other
3

 
29

 
2

 
63

Total Derivatives
$
15

 
$
98

 
$
14

 
$
129
Undesignated Contracts - Location And Amount Of Pre-Tax Gains And (Losses) Recognized In Income Or As Regulatory Assets Or Liabilities
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions)
2014

 
2013

 
2014

 
2013

Location of Pretax Gains and (Losses) Recognized in Earnings
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Operating revenues
$
—

 
$
—

 
$
—

 
$
—

Fuel used in electric generation and purchased power
(6
)
 
(25
)
 
(6
)
 
(60
)
Interest rate contracts
 
 
 
 
 
 
 
Interest expense
1

 
(1
)
 
—

 
(2
)
Total Pretax Gains (Losses) Recognized in Earnings
$
(5
)
 
$
(26
)
 
$
(6
)
 
$
(62
)
Location of Pretax Gains and (Losses) Recognized as Regulatory Assets or Liabilities
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Regulatory assets
$
(5
)
 
$
(66
)
 
$
(24
)
 
$
3

Interest rate contracts
 
 
 
 
 
 
 
Regulatory assets
(1
)
 
1

 
—

 
2

Total Pretax Gains (Losses) Recognized as Regulatory Assets or Liabilities
$
(6
)
 
$
(65
)
 
$
(24
)
 
$
5
Offsetting Assets and Liabilities
The tables below show the balance sheet location of derivative contracts subject to enforceable master netting agreements and include collateral posted to offset the net position. This disclosure is intended to enable users to evaluate the effect of netting arrangements on financial position. The amounts shown were calculated by counterparty. Accounts receivable or accounts payable may also be available to offset exposures in the event of bankruptcy. These amounts are not included in the tables below.
 
June 30, 2014
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)
 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
10

 
$
5

 
$
68

 
$
30

Gross amounts offset
(9
)
 
(4
)
 
(10
)
 
(5
)
Net amounts recognized on the Condensed Consolidated Balance Sheet
$
1

 
$
1

 
$
58

 
$
25

 
December 31, 2013
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)

 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
12

 
$
2

 
$
66

 
$
63

Gross amounts offset
(10
)
 
(2
)
 
(15
)
 
(7
)
Net amounts recognized on the Condensed Consolidated Balance Sheet
$
2

 
$
—

 
$
51

 
$
56

(a)
Included in Other within Current Assets on the Condensed Balance Sheet.
(b)
Included in Other within Investments and Other Assets on the Condensed Balance Sheet.
(c)
Included in Other within Current Liabilities on the Condensed Balance Sheet.
(d)
Included in Other within Deferred Credits and Other Liabilities on the Condensed Balance Sheet.
Duke Energy Ohio [Member]
  
Derivative [Line Items]  
Location And Fair Value Amounts Of Derivatives Reflected In The Condensed Consolidated Balance Sheets
 
June 30, 2014
 
December 31, 2013
(in millions)
Asset

 
Liability

 
Asset

 
Liability

Derivatives Not Designated as Hedging Instruments
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Current Assets: Other
$
—

 
$
—

 
$
186

 
$
163

Current Assets: Assets Held for Sale
11

 
2

 
—

 
—

Investments and Other Assets: Other
—

 
—

 
202

 
130

Investments and Other Assets: Assets Held for Sale
10

 
3

 
—

 
—

Current Liabilities: Other
—

 
—

 
1

 
36

Current Liabilities: Liabilities Associated with Assets Held for Sale
502

 
634

 
—

 
—

Deferred Credits and Other Liabilities: Other
—

 
—

 
2

 
56

Deferred Credits and Other Liabilities: Liabilities Associated with Assets Held for Sale
318

 
472

 
—

 
—

Interest rate contracts
 
 
 
 
 
 
 
Current Liabilities: Other
—

 
1

 
—

 
1

Deferred Credits and Other Liabilities: Other
—

 
5

 
—

 
4

Total Derivatives Designated as Hedging Instruments
841

 
1,117

 
391

 
390

Total Derivatives
$
841

 
$
1,117

 
$
391

 
$
390
Undesignated Contracts - Location And Amount Of Pre-Tax Gains And (Losses) Recognized In Income Or As Regulatory Assets Or Liabilities
The following table shows the gains and losses during the year recognized on undesignated derivatives and the line items on the Condensed Consolidated Statements of Operations and Comprehensive Income or the Condensed Consolidated Balance Sheets where the pretax gains and losses were reported.
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions)
2014

 
2013

 
2014

 
2013

Location of Pretax Gains and (Losses) Recognized in Earnings
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Revenue, nonregulated electric, natural gas and other
$
(248
)
 
$
78

 
$
(697
)
 
$
(13
)
Fuel used in electric generation and purchased power
(25
)
 
(11
)
 
113

 
(18
)
Interest rate contracts
 
 
 
 
 
 
 
Interest expense
(1
)
 
(1
)
 
(1
)
 
(1
)
Total Pretax Gains (Losses) Recognized in Earnings
$
(274
)
 
$
66

 
$
(585
)
 
$
(32
)
Location of Pretax Gains and (Losses) Recognized as Regulatory Assets or Liabilities
 
 
 
 
 
 
 
Commodity contracts
 
 
 
 
 
 
 
Regulatory assets
$
—

 
$
—

 
$
(1
)
 
$
—

Regulatory assets
(3
)
 
—

 
—

 
—

Interest rate contracts
 
 
 
 
 
 
 
Regulatory assets
—

 
2

 
—

 
3

Regulatory liabilities
6

 
—

 
6

 
—

Total Pretax Gains (Losses) Recognized as Regulatory Assets or Liabilities
$
3

 
$
2

 
$
5

 
$
3
Offsetting Assets and Liabilities
 
June 30, 2014
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(a)

 
Non-Current(b)
 
Current(c)

 
Non-Current(d)

Gross amounts recognized
$
513

 
$
328

 
$
637

 
$
480

Gross amounts offset
(504
)
 
(322
)
 
(574
)
 
(410
)
Net amounts recognized on the Condensed Consolidated Balance Sheet
$
9

 
$
6

 
$
63

 
$
70

 
December 31, 2013
 
Derivative Assets
 
Derivative Liabilities
(in millions)
Current(e)

 
Non-Current(f)
 
Current(g)

 
Non-Current(h)

Gross amounts recognized
$
186

 
$
205

 
$
199

 
$
186

Gross amounts offset
(165
)
 
(132
)
 
(173
)
 
(143
)
Net amounts subject to master netting
21

 
73

 
26

 
43

Amounts not subject to master netting
—

 
—

 
1

 
4

Net amounts recognized on the Condensed Consolidated Balance Sheet
$
21

 
$
73

 
$
27

 
$
47

(a)
Included in Assets Held for Sale within Current Assets on the Condensed Consolidated Balance Sheet.
(b)
Included in Assets Held for Sale within Investments and Other Assets on the Condensed Consolidated Balance Sheet.
(c)
Included in Liabilities Associated with Assets Held for Sale within Current Liabilities on the Condensed Consolidated Balance Sheet.
(d)
Included in Liabilities Associated with Assets Held for Sale within Deferred Credits and Other Liabilities on the Condensed Consolidated Balance Sheet.
(e)
Included in Other within Current Assets on the Condensed Consolidated Balance Sheet.
(f)
Included in Other within Investments and Other Assets on the Condensed Consolidated Balance Sheet.
(g)
Included in Other within Current Liabilities on the Condensed Consolidated Balance Sheet.
(h)
Included in Other within Deferred Credits and Other Liabilities on the Condensed Consolidated Balance Sheet.