DERIVATIVE FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2015

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 December 31, 2015
Commodity	7,530,000	7,869,000	3,973,500	19,372,500
Energy Management (a)	—	—	38,857,480	38,857,480
Total (a)	7,530,000	7,869,000	42,830,980	58,229,980

As of December 31, 2014
Commodity	6,840,000	7,951,000	3,446,720	18,237,720
Energy Management (b)	—	—	37,495,339	37,495,339
Total (b)	6,840,000	7,951,000	40,942,059	55,733,059

(a) Includes an aggregate 1,842,048 MMBTU related to basis swap contracts in Energy Marketing.

(b) Includes an aggregate 933,893 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 derivatives in the consolidated balance sheets is as follows:



Fair Values of Derivative Instruments
Millions of dollars	Balance Sheet Location	Asset		Liability
As of December 31, 2015
Designated as hedging instruments
Interest rate contracts	Derivative financial instruments			$	4
	Other deferred credits and other liabilities			28
Commodity contracts	Other current assets			1
	Derivative financial instruments			4
Total				$	37

Not designated as hedging instruments
Interest rate contracts	Other current assets	$	10
	Other deferred debits and other assets	5
	Derivative financial instruments			$	33
	Other deferred credits and other liabilities			22
Commodity contracts	Other current assets	1
Energy management contracts	Other current assets	11		2
	Other deferred debits and other assets	3
	Derivative financial instruments			9
	Other deferred credits and other liabilities			3
Total		$	30	$	69

As of December 31, 2014
Designated as hedging instruments
Interest rate contracts	Derivative financial instruments			$	5
	Other deferred credits and other liabilities			28
Commodity contracts	Other current assets			1
	Derivative financial instruments			11
Total				$	45

Not designated as hedging instruments
Interest rate contracts	Derivative financial instruments			$	207
	Other deferred credits and other liabilities			17
Commodity contracts	Other current assets	$	1
Energy management contracts	Other current assets	15		5
	Other deferred debits and other assets	5
	Derivative financial instruments			10
	Other deferred credits and other liabilities			5
Total		$	21	$	244

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

The effect of derivative instruments on the consolidated statements of income is as follows:



	Gain or (Loss) Deferred in Regulatory Accounts			Loss Reclassified from Deferred Accounts into Income (Effective Portion)
Millions of dollars	(Effective Portion)			Location	Amount
Year Ended December 31, 2015
Interest rate contracts	$	(3	)	Interest expense	$	(3	)
Year Ended December 31, 2014
Interest rate contracts	$	(9	)	Interest expense	$	(3	)
Year Ended December 31, 2013
Interest rate contracts	$	106		Interest expense	$	(3	)



	Gain or (Loss) Recognized in OCI, net of tax			Gain (Loss) Reclassified from AOCI into Income, net of tax (Effective Portion)
Millions of dollars	(Effective Portion)			Location	Amount
Year Ended December 31, 2015
Interest rate contracts	$	(2	)	Interest expense	$	(7	)
Commodity contracts	(10		)	Gas purchased for resale	(15		)
Total	$	(12	)		$	(22	)
Year Ended December 31, 2014
Interest rate contracts	$	(6	)	Interest expense	$	(7	)
Commodity contracts	(8		)	Gas purchased for resale	4
Total	$	(14	)		$	(3	)
Year Ended December 31, 2013
Interest rate contracts	$	5		Interest expense	$	(8	)
Commodity contracts	2			Gas purchased for resale	(3		)
Total	$	7			$	(11	)

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



	Gain (Loss) Deferred in Regulatory Accounts			Gain Reclassified from Deferred Accounts into Income
Millions of dollars	Gain (Loss) Deferred in Regulatory Accounts			Location	Amount
Year Ended December 31, 2015
Interest rate contracts	$	(69	)	Other income	$	5
Year Ended December 31, 2014
Interest rate contracts	$	(352	)	Other income	$	64
Year Ended December 31, 2013
Interest rate contracts	$	39		Other income	$	50

Offsetting Assets [Table Text Block]

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



Offsetting Derivative Assets			Gross Amounts Offset in the Statement of Financial Position			Net Amounts Presented in the Statement of Financial Position		Gross Amounts Not Offset in the Statement of Financial Position				Net Amount
Millions of dollars	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Statement of Financial Position					Financial Instruments			Cash Collateral Received	Net Amount
As of December 31, 2015
Interest rate	$	15	—			$	15	$	(8	)	—	$	7
Commodity	1		—			1		—			—	1
Energy Management	15		$	(1	)	14		—			—	14
Total	$	31	$	(1	)	$	30	$	(8	)	—	$	22

Balance sheet location	Other current assets					$	22
	Other deferred debits and other assets					8
	Total					$	30

As of December 31, 2014
Commodity	$	1	—			$	1	—			—	$	1
Energy Management	20		—			20		—			—	20
Total	$	21	—			$	21	—			—	$	21

Balance sheet location	Other current assets					$	16
	Other deferred debits and other assets					5
	Total					$	21

Offsetting Liabilities [Table Text Block]



Offsetting Derivative Liabilities			Gross Amounts Offset in the Statement of Financial Position			Net Amounts Presented in the Statement of Financial Position		Gross Amounts Not Offset in the Statement of Financial Position						Net Amount
Millions of dollars	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Statement of Financial Position					Financial Instruments			Cash Collateral Posted			Net Amount
As of December 31, 2015
Interest rate	$	87	—			$	87	$	(8	)	$	(36	)	$	43
Commodity	5		—			5		—			(5		)	—
Energy Management	15		$	(1	)	14		—			(9		)	5
Total	$	107	$	(1	)	$	106	$	(8	)	$	(50	)	$	48

Balance sheet location	Other current assets					$	3
	Derivative financial instruments					50
	Other deferred credits and other liabilities					53
	Total					$	106

As of December 31, 2014
Interest rate	$	257	—			$	257	—			$	(131	)	$	126
Commodity	12		—			12		—			(10		)	2
Energy Management	20		—			20		—			(11		)	9
Total	$	289	—			$	289	—			$	(152	)	$	137

Balance sheet location	Other current assets					$	6
	Derivative financial instruments					233
	Other deferred credits and other liabilities					50
	Total					$	289

SCE&G

Derivative [Line Items]