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Risk Management Activities (Tables)
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6 Months Ended |
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Jun. 30, 2013
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| Derivative Instruments and Hedges, Assets [Abstract] |
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| Commodity Price Risk Program Derivative Contracted Gross Volumes |
| | | | | | | | June 30, 2013 | | December 31, 2012 | Commodity Price Risk Program: | | | | Gas price volatility program derivatives (MMDth) | 23.9 |
| | 26.3 |
| Price Protection Service program derivatives (MMDth) | 0.7 |
| | 1.2 |
| DependaBill program derivatives (MMDth) | 0.2 |
| | 0.3 |
| Gas marketing program derivatives (MMDth)(1) | 3.9 |
| | 9.1 |
| Gas marketing forward physical derivatives (MMDth)(2) | 3.8 |
| | 8.4 |
| Electric energy program FTR derivatives (mw) | 3,026.7 |
| | 8,927.3 |
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(1)Basis contract volumes not included in the above table were 3.5 MMDth and 8.2 MMDth as of June 30, 2013 and December 31, 2012, respectively. (2)Basis contract volumes not included in the above table were 4.0 MMDth and 9.2 MMDth as of June 30, 2013 and December 31, 2012, respectively. |
| Location And Fair Value Of Derivative Instruments On Consolidated Balance Sheets |
| | | | | | | | | Asset Derivatives (in millions) | June 30,
2013 | | December 31,
2012 | Balance Sheet Location | Fair Value | | Fair Value | Derivatives designated as hedging instruments | | | | Interest rate risk activities | | | | Price risk management assets (current) | $ | — |
| | $ | — |
| Price risk management assets (noncurrent) | 30.9 |
| | 40.4 |
| Total derivatives designated as hedging instruments | $ | 30.9 |
| | $ | 40.4 |
| Derivatives not designated as hedging instruments | | | | Commodity price risk programs | | | | Price risk management assets (current) | $ | 39.6 |
| | $ | 92.2 |
| Price risk management assets (noncurrent) | 3.0 |
| | 15.6 |
| Total derivatives not designated as hedging instruments | $ | 42.6 |
| | $ | 107.8 |
| Total Asset Derivatives | $ | 73.5 |
| | $ | 148.2 |
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| | | | | | | | | Liability Derivatives (in millions) | June 30,
2013 | | December 31,
2012 | Balance Sheet Location | Fair Value | | Fair Value | Derivatives designated as hedging instruments | | | | Commodity price risk programs | | | | Price risk management liabilities (current) | $ | — |
| | $ | 0.1 |
| Price risk management liabilities (noncurrent) | — |
| | — |
| Total derivatives designated as hedging instruments | $ | — |
| | $ | 0.1 |
| Derivatives not designated as hedging instruments | | | | Commodity price risk programs | | | | Price risk management liabilities (current) | $ | 47.5 |
| | $ | 95.1 |
| Price risk management liabilities (noncurrent) | 5.0 |
| | 20.3 |
| Total derivatives not designated as hedging instruments | $ | 52.5 |
| | $ | 115.4 |
| Total Liability Derivatives | $ | 52.5 |
| | $ | 115.5 |
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| Offsetting Assets and Liabilities |
| | | | | | | | | | | | | | | | | | | | | Offsetting of Derivative Assets (in millions) | As of June 30, 2013 | | | | | | | | | | | Gross Amounts of Recognized Assets | | Gross Amounts Offset in the Statement of Financial Position | | Net Amounts of Assets Presented in the Statement of Financial Position | | Gross Amounts Not Offset in the Statement in the Statement of Financial Position | | Net Amount | | | | | | | | | | | Counterparty A | $ | 27.9 |
| | $ | — |
| | $ | 27.9 |
| | $ | (27.9 | ) | | $ | — |
| | | | | | | | | | | Counterparty B | 0.2 |
| | — |
| | 0.2 |
| | (9.5 | ) | | (9.3 | ) | | | | | | | | | | | Other (1) | 45.4 |
| | — |
| | 45.4 |
| | — |
| | 45.4 |
| | | | | | | | | | | Total | $ | 73.5 |
| | $ | — |
| | $ | 73.5 |
| | $ | (37.4 | ) | | $ | 36.1 |
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| | | | | | | | | | | | | | | | | | | | | Offsetting of Derivative Liabilities (in millions) | As of June 30, 2013 | | | | | | | | | | | Gross Amounts of Recognized Liabilities | | Gross Amounts Offset in the Statement of Financial Position | | Net Amounts of Liabilities Presented in the Statement of Financial Position | | Gross Amounts Not Offset in the Statement in the Statement of Financial Position | | Net Amount | | | | | | | | | | | Counterparty A | $ | (41.9 | ) | | $ | — |
| | $ | (41.9 | ) | | $ | 27.9 |
| | $ | (14.0 | ) | | | | | | | | | | | Counterparty B | (9.5 | ) | | — |
| | (9.5 | ) | | 9.5 |
| | — |
| | | | | | | | | | | Other (1) | (1.1 | ) | | — |
| | (1.1 | ) | | — |
| | (1.1 | ) | | | | | | | | | | | Total | $ | (52.5 | ) | | $ | — |
| | $ | (52.5 | ) | | $ | 37.4 |
| | $ | (15.1 | ) |
| | | | | | | | | | | | | | | | | | | | | Offsetting of Derivative Assets (in millions) | As of December 31, 2012 | | Gross Amounts of Recognized Assets | | Gross Amounts Offset in the Statement of Financial Position | | Net Amounts of Assets Presented in the Statement of Financial Position | | Gross Amounts Not Offset in the Statement in the Statement of Financial Position | | Net Amount | | | | | | | | | | | Counterparty A | $ | 71.8 |
| | $ | — |
| | $ | 71.8 |
| | $ | (71.8 | ) | | $ | — |
| | | | | | | | | | | Counterparty B | 0.9 |
| | — |
| | 0.9 |
| | (0.9 | ) | | — |
| | | | | | | | | | | Other (1) | 75.5 |
| | — |
| | 75.5 |
| | — |
| | 75.5 |
| | | | | | | | | | | Total | $ | 148.2 |
| | $ | — |
| | $ | 148.2 |
| | $ | (72.7 | ) | | $ | 75.5 |
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| | | | | | | | | | | | | | | | | | | | | Offsetting of Derivative Liabilities (in millions) | As of December 31, 2012 | | Gross Amounts of Recognized Liabilities | | Gross Amounts Offset in the Statement of Financial Position | | Net Amounts of Liabilities Presented in the Statement of Financial Position | | Gross Amounts Not Offset in the Statement in the Statement of Financial Position | | Net Amount | | | | | | | | | | | Counterparty A | $ | (103.4 | ) | | $ | — |
| | $ | (103.4 | ) | | $ | 71.8 |
| | $ | (31.6 | ) | | | | | | | | | | | Counterparty B | (10.8 | ) | | — |
| | (10.8 | ) | | 0.9 |
| | (9.9 | ) | | | | | | | | | | | Other (1) | (1.3 | ) | | — |
| | (1.3 | ) | | — |
| | (1.3 | ) | | | | | | | | | | | Total | $ | (115.5 | ) | | $ | — |
| | $ | (115.5 | ) | | $ | 72.7 |
| | $ | (42.8 | ) |
(1) Amounts in 'Other' include physical positions with counterparties that are part of NiSource's natural gas marketing business as well as fixed-to-variable interest rate swap agreements entered into by NiSource. |
| Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) |
| | | | | | | | | | | | | | | | | | | Three Months Ended (in millions) | | | | | | | | | | Amount of Gain (Loss) Recognized in OCI on Derivative (Effective Portion) | | Location of Loss Reclassified from AOCI into Income (Effective Portion) | | Amount of Loss Reclassified from AOCI into Income (Effective Portion) | Derivatives in Cash Flow Hedging Relationships | June 30,
2013 | | June 30, 2012 | | | June 30,
2013 | | June 30, 2012 | Commodity price risk programs | $ | (0.1 | ) | | $ | 0.3 |
| | Cost of Sales | | $ | — |
| | $ | (0.2 | ) | Interest rate risk activities | — |
| | 0.4 |
| | Interest expense, net | | (0.4 | ) | | (0.7 | ) | Total | $ | (0.1 | ) | | $ | 0.7 |
| | | | $ | (0.4 | ) | | $ | (0.9 | ) | | | | | | | | | | | Six Months Ended (in millions) | | | | | | | | | | | Amount of Gain Recognized in OCI on Derivative (Effective Portion) | | Location of Gain (Loss) Reclassified from AOCI into Income (Effective Portion) | | Amount of Gain (Loss) Reclassified from AOCI into Income (Effective Portion) | Derivatives in Cash Flow Hedging Relationships | June 30,
2013 | | June 30, 2012 | | June 30,
2013 | | June 30, 2012 | Commodity price risk programs | $ | — |
| | $ | 0.6 |
| | Cost of Sales | | $ | 0.1 |
| | $ | (0.8 | ) | Interest rate risk activities | — |
| | 0.8 |
| | Interest expense, net | | (0.8 | ) | | (1.3 | ) | Total | $ | — |
| | $ | 1.4 |
| | | | $ | (0.7 | ) | | $ | (2.1 | ) |
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| Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location |
Derivatives in Fair Value Hedging Relationships | | | | | | | | | | | Three Months Ended (in millions) | | | | | | Derivatives in Fair Value Hedging Relationships | Location of Gain Recognized in Income on Derivatives | | Amount of Gain Recognized in Income on Derivatives | June 30, 2013 | | June 30, 2012 | Interest rate risk activities | Interest expense, net | | $ | 0.2 |
| | $ | 0.8 |
| Total | | | $ | 0.2 |
| | $ | 0.8 |
| | | | | | | Six Months Ended (in millions) | | | | | | Derivatives in Fair Value Hedging Relationships | Location of Loss Recognized in Income on Derivatives | | Amount of Loss Recognized in Income on Derivatives | June 30, 2013 | | June 30, 2012 | Interest rate risk activities | Interest expense, net | | $ | (9.5 | ) | | $ | (8.2 | ) | Total | | | $ | (9.5 | ) | | $ | (8.2 | ) |
| | | | | | | | | | | Three Months Ended (in millions) | | | | | | Hedged Item in Fair Value Hedge Relationships | Location of Loss Recognized in Income on Related Hedged Item | | Amount of Loss Recognized in Income on Related Hedged Items | June 30, 2013 | | June 30, 2012 | Fixed-rate debt | Interest expense, net | | $ | (0.2 | ) | | $ | (0.8 | ) | Total | | | $ | (0.2 | ) | | $ | (0.8 | ) | | | | | | | Six Months Ended (in millions) | | | | | Hedged Item in Fair Value Hedge Relationships | Location of Gain Recognized in Income on Related Hedged Item | | Amount of Gain Recognized in Income on Related Hedged Items | June 30, 2013 | | June 30, 2012 | Fixed-rate debt | Interest expense, net | | $ | 9.5 |
| | $ | 8.2 |
| Total | | | $ | 9.5 |
| | $ | 8.2 |
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Derivatives not designated as hedging instruments | | | | | | | | | | | Three Months Ended (in millions) | | | | | Derivatives Not Designated as Hedging Instruments | Location of Gain (Loss) Recognized in Income on Derivatives | | Amount of Realized/Unrealized Gain (Loss) Recognized in Income on Derivatives * | June 30, 2013 | | June 30, 2012 | Commodity price risk programs | Gas Distribution revenues | | $ | (0.1 | ) | | $ | (0.1 | ) | Commodity price risk programs | Other revenues | | 10.8 |
| | 7.7 |
| Commodity price risk programs | Cost of Sales | | (3.0 | ) | | 9.6 |
| Total | | | $ | 7.7 |
| | $ | 17.2 |
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* For the amounts of realized/unrealized gain (loss) recognized in income on derivatives disclosed in the table above, losses of $7.6 million and $4.7 million for the three months ended June 30, 2013 and 2012, respectively, were deferred as allowed per regulatory orders. These amounts will be amortized to income over future periods of up to twelve months as specified in a regulatory order.
| | | | | | | | | | | Six Months Ended (in millions) | | | | | Derivatives Not Designated as Hedging Instruments | Location of Gain (Loss) Recognized in Income on Derivatives | | Amount of Realized/Unrealized Gain (Loss) Recognized in Income on Derivatives * | June 30, 2013 | | June 30, 2012 | Commodity price risk programs | Gas Distribution revenues | | $ | — |
| | $ | 0.3 |
| Commodity price risk programs | Other revenues | | 22.8 |
| | 6.0 |
| Commodity price risk programs | Cost of Sales | | (21.5 | ) | | (11.5 | ) | Total | | | $ | 1.3 |
| | $ | (5.2 | ) |
* For the amounts of realized/unrealized gain (loss) recognized in income on derivatives disclosed in the table above, losses of $1.0 million and $15.1 million for the six months ended June 30, 2013 and 2012, respectively, were deferred as allowed per regulatory orders. These amounts will be amortized to income over future periods of up to twelve months as specified in a regulatory order. |