DERIVATIVE FINANCIAL INSTRUMENTS (Tables)

3 Months Ended

Mar. 31, 2013

Derivative [Line Items]

Schedule of Derivative Instruments [Table Text Block]

The Company was party to natural gas derivative contracts outstanding in the following quantities:

	Commodity and Other Energy Management Contracts (in MMBTU)
Hedge designation	Gas Distribution	Retail Gas Marketing	Energy Marketing	Total
As of March 31, 2013
Cash flow	—	4,074,000	14,344,000	18,418,000
Not designated (a)	4,850,000	—	14,085,848	18,935,848
Total (a)	4,850,000	4,074,000	28,429,848	37,353,848
As of December 31, 2012
Cash flow	—	6,490,000	18,937,000	25,427,000
Not designated (b)	5,170,000	—	17,703,275	22,873,275
Total (b)	5,170,000	6,490,000	36,640,275	48,300,275

(a)  Includes an aggregate 1,850,000 MMBTU related to basis swap contracts in Energy Marketing.

(b)  Includes an aggregate 3,500,000 MMBTU related to basis swap contracts in Energy Marketing.

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

The fair value of energy-related derivatives and interest rate derivatives was reflected in the condensed consolidated balance sheet as follows:

	Fair Values of Derivative Instruments
	Asset Derivatives			Liability Derivatives
	Balance Sheet	Fair		Balance Sheet	Fair
Millions of dollars	Location	Value		Location	Value
As of March 31, 2013
Derivatives designated as hedging instruments
Interest rate	Prepayments and other	$	58	Other current liabilities	$	62
	Other deferred debits and other assets	42		Other deferred credits and other liabilities	33
Commodity	Prepayments and other	2		Prepayments and other	1
Total		$	102		$	96
Derivatives not designated as hedging instruments
Commodity	Prepayments and other	$	2
Energy management	Prepayments and other	5		Other current liabilities	$	5
	Other deferred debits and other assets	5		Other deferred credits and other liabilities	5
Total		$	12		$	10

As of December 31, 2012
Derivatives designated as hedging instruments
Interest rate	Prepayments and other	$	42	Other current liabilities	$	70
	Other deferred debits and other assets	31		Other deferred credits and other liabilities	36
Commodity	Prepayments and other	1		Other current liabilities	4
Total		$	74		$	110
Derivatives not designated as hedging instruments
Commodity	Prepayments and other	$	1
Energy management	Prepayments and other	7		Prepayments and other	$	1
	Other deferred debits and other assets	6		Other current liabilities	6
				Other deferred debits and other assets	6
Total		$	14		$	13

Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

Derivatives in Cash Flow Hedging Relationships

					Loss Reclassified from
	Gain (Loss) Deferred				Deferred Accounts into Income
	in Regulatory Accounts				(Effective Portion)
Millions of dollars	(Effective Portion)				Location	Amount
	2013		2012			2013			2012
Three Months Ended March 31,
Interest rate	$	35	$	30	Interest expense	$	(1	)	$	(1	)

	Gain (Loss)					Loss Reclassified from
	Recognized in OCI,					AOCI into Income,
	net of tax					net of tax (Effective Portion)
	(Effective Portion)					Location	Amount
	2013		2012				2013			2012
Three Months Ended March 31,
Interest rate	$	1	—			Interest expense	$	(2	)	$	(2	)
Commodity	2		$	(4	)	Gas purchased for resale	(2		)	(8		)
Total	$	3	$	(4	)		$	(4	)	$	(10	)

Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

Derivatives not designated as Hedging Instruments	Loss Recognized in Income
Millions of dollars	Location	2013		2012
Three Months Ended March 31,
Commodity	Gas purchased for resale	$	—	$	(1	)

Offseting Assets [Table Text Block]

Information related to the Company's offsetting of derivative assets follows:

								Gross Amounts Not Offset in the Statement of Financial Position
Millions of dollars	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Statement of Financial Position			Net Amounts Presented in the Statement of Financial Position		Financial Instruments			Cash Collateral Received		Net Amount
As of March 31, 2013
Interest rate	$	100	—			$	100	$	(22	)	—		$	78
Commodity	4		—			4		—			—		4
Energy management	10		$	(1	)	9		—			—		9
Total	$	114	$	(1	)	$	113	$	(22	)	$	—	$	91
Balance sheet location	Prepayments and other					$	66
	Other deferred debits and other assets					47
	Total					$	113

As of December 31, 2012
Interest rate	$	73	—			$	73	$	(17	)	—		$	56
Commodity	2		—			2		—			—		2
Energy management	$	13	$	(1	)	$	12	$	—		—		$	12
Total	$	88	$	(1	)	$	87	$	(17	)	$	—	$	70
Balance sheet location	Prepayments and other					$	50
	Other deferred debits and other assets					37
	Total					$	87

Offsetting Liabilities [Table Text Block]

 Information related to the Company's offsetting of derivative liabilities follows:

								Gross Amounts Not Offset in the Statement of Financial Position
Millions of dollars	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Statement of Financial Position			Net Amounts Presented in the Statement of Financial Position		Financial Instruments			Cash Collateral Posted			Net Amount
As of March 31, 2013
Interest rate	$	95	—			$	95	$	(22	)	$	(53	)	$	20
Commodity	1		—			1		—			—			1
Energy management	10		$	(1	)	9		—			(8		)	1
	$	106	$	(1	)	$	105	$	(22	)	$	(61	)	$	22
Balance sheet location	Other current liabilities					$	67
	Other deferred credits and other liabilities					38
	Total					$	105

As of December 31, 2012
Interest rate	$	106	—			$	106	$	(17	)	$	(67	)	$	22
Commodity	4		—			4		—			—			4
Energy management	13		$	(1	)	12		—			(11		)	1
	$	123	$	(1	)	$	122	$	(17	)	$	(78	)	$	27
Balance sheet location	Other current liabilities					$	80
	Other deferred credits and other liabilities					42
	Total					$	122

SCEG

Derivative [Line Items]

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

The fair value of interest rate derivatives was reflected in the condensed consolidated balance sheet as follows:

	Fair Values of Derivative Instruments
	Asset Derivatives			Liability Derivatives
	Balance Sheet	Fair		Balance Sheet	Fair
Millions of dollars	Location	Value		Location	Value
As of March 31, 2013
Derivatives designated as hedging instruments
Interest rate	Prepayments and other	$	58	Other current liabilities	$	59
	Other deferred debits and other assets	42		Other deferred credits and other liabilities	7
Total		$	100		$	66
As of December 31, 2012
Derivatives designated as hedging instruments
Interest rate	Prepayments and other	$	42	Other current liabilities	$	66
	Other deferred debits and other assets	31		Other deferred credits and other liabilities	9
Total		$	73		$	75

Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

Derivatives in Cash Flow Hedging Relationships	Gain Deferred in Regulatory Accounts				Loss Reclassified from Deferred Accounts into Income (Effective Portion)
Millions of dollars	(Effective Portion)				Location	Amount
Three Months Ended March 31,	2013		2012			2013			2012
Interest rate	$	35	$	30	Interest expense	$	(1	)	$	(1	)

Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

Derivatives not designated as Hedging Instruments	Loss Recognized in Income
Millions of dollars	Location	2013	2012
Three Months Ended March 31,
Commodity	Gas purchased for resale	—	(1	)

Offseting Assets [Table Text Block]

Information related to Consolidated SCE&G's derivative assets follows:

						Gross Amounts Not Offset in the Statement of Financial Position
Millions of dollars	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Statement of Financial Position	Net Amounts Presented in the Statement of Financial Position		Financial Instruments			Cash Collateral Received	Net Amount
As of March 31, 2013
Interest rate	$	100	—	$	100	$	(22	)	—	$	78
Balance Sheet Location	Prepayments and other			$	58
	Other deferred debits and other assets			42
	Total			$	100

As of December 31, 2012
Interest rate	$	73	—	$	73	(17	)	—	$	56
Balance Sheet Location	Prepayments and other			$	42
	Other deferred debits and other assets			31
	Total			$	73

Offsetting Liabilities [Table Text Block]

Information related to Consolidated SCE&G's derivative liabilities follows:

						Gross Amounts Not Offset in the Statement of Financial Position
Millions of dollars	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Statement of Financial Position	Net Amounts Presented in the Statement of Financial Position		Financial Instruments			Cash Collateral Posted			Net Amount
As of March 31, 2013
Interest rate	$	66	—	$	66	$	(22	)	$	(22	)	$	22
Balance Sheet Location	Other current liabilities			$	59
	Other deferred credits and other liabilities			7
	Total			$	66

As of December 31, 2012
Interest rate	$	75	—	$	75	$	(17	)	$	(35	)	$	23
Balance Sheet Location	Other current liabilities			$	66
	Other deferred credits and other liabilities			9
	Total			$	75