Risk Management Activities (Tables)

3 Months Ended

Mar. 31, 2014

Derivative Instruments and Hedges, Assets [Abstract]

Commodity Price Risk Program Derivative Contracted Gross Volumes

	March 31, 2014	December 31, 2013
Commodity Price Risk Program:
Gas price volatility program derivatives (MMDth)	13.9	17.0
Price Protection Service program derivatives (MMDth)	0.3	0.7
DependaBill program derivatives (MMDth)	0.1	0.2
Electric energy program FTR derivatives (mw)	—	1,248.0

Location And Fair Value Of Derivative Instruments On Consolidated Balance Sheets

Asset Derivatives(in millions)	March 31, 2014		December 31, 2013
Balance Sheet Location	Fair Value		Fair Value
Derivatives designated as hedging instruments
Commodity price risk programs
Price risk management assets (current)	$	0.1	$	—
Interest rate risk activities
Price risk management assets (current)	10.7		21.2
Total derivatives designated as hedging instruments	$	10.8	$	21.2
Derivatives not designated as hedging instruments
Commodity price risk programs
Price risk management assets (current)	$	3.6	$	1.5
Price risk management assets (noncurrent)	—		0.5
Total derivatives not designated as hedging instruments	$	3.6	$	2.0
Total Asset Derivatives	$	14.4	$	23.2

Offsetting Assets and Liabilities

Offsetting of Derivative Assets (in millions)
As of March 31, 2014
	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 of Financial Position			Net Amount
Counterparty B	$	3.7	$	—	$	3.7	$	(0.4	)	$	3.3
Other (1)	10.7		—		10.7		—			10.7
Total	$	14.4	$	—	$	14.4	$	(0.4	)	$	14.0

Offsetting of Derivative Liabilities (in millions)
As of March 31, 2014
	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 of Financial Position		Net Amount
Counterparty B	$	(0.4	)	$	—	$	(0.4	)	$	0.4	$	—
Total	$	(0.4	)	$	—	$	(0.4	)	$	0.4	$	—

Offsetting of Derivative Assets (in millions)
As of December 31, 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 of Financial Position			Net Amount
Counterparty B	$	2.1	$	—	$	2.1	$	(1.7	)	$	0.4
Other (1)	21.1		—		21.1		—			21.1
Total	$	23.2	$	—	$	23.2	$	(1.7	)	$	21.5

Offsetting of Derivative Liabilities (in millions)
As of December 31, 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 of Financial Position		Net Amount
Counterparty B	$	(1.7	)	$	—	$	(1.7	)	$	1.7	$	—
Total	$	(1.7	)	$	—	$	(1.7	)	$	1.7	$	—

⁽¹⁾ Amounts in "Other" include fixed-to-variable interest rate swap agreements entered into by NiSource.

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss)

Derivatives in Cash Flow Hedging Relationships

Three Months Ended (in millions)
	Amount of Gain Recognized in OCI on Derivative (Effective Portion)				Location of Loss Reclassified from  AOCI into Income (Effective Portion)	Amount of (Loss) Gain Reclassified from AOCI into Income (Effective Portion)
Derivatives in Cash Flow Hedging Relationships	March 31, 2014		March 31, 2013			March 31, 2014			March 31, 2013
Commodity price risk programs	$	0.1	$	0.1	Cost of Sales	$	(0.1	)	$	0.1
Interest rate risk activities	—		—		Interest expense, net	(0.4		)	(0.4		)
Total	$	0.1	$	0.1		$	(0.5	)	$	(0.3	)

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 Loss Recognized in Income on Derivatives	Amount of Loss Recognized in Income on Derivatives
		March 31, 2014			March 31, 2013
Interest rate risk activities	Interest expense, net	$	(10.4	)	$	(9.7	)
Total		$	(10.4	)	$	(9.7	)

Three 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
		March 31, 2014		March 31, 2013
Fixed-rate debt	Interest expense, net	$	10.4	$	9.7
Total		$	10.4	$	9.7

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(1)
		March 31, 2014		March 31, 2013
Commodity price risk programs	Gas Distribution revenues	$	—	$	0.1
Commodity price risk programs	Cost of Sales	6.9		(6.7		)
Commodity price risk programs	(Loss) Income from Discontinued Operations - net of taxes	—		0.2
Total		$	6.9	$	(6.4	)

⁽¹⁾ For the amounts of realized/unrealized gain (loss) recognized in income on derivatives disclosed in the table above, gains of $6.9 million and $6.6 million for the three months ended March 31, 2014 and 2013, 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.