INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2014

Investments, Owned, Federal Income Tax Note [Line Items]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

:

Millions of dollars	2014			2013			2012
Current taxes:
Federal	$	38		$	161		$	103
State	(4		)	17			10
Total current taxes	34			178			113
Deferred taxes, net:
Federal	184			39			72
State	34			10			14
Total deferred taxes	218			49			86
Investment tax credits:
Amortization of amounts deferred-state	(1		)	(1		)	(14		)
Amortization of amounts deferred-federal	(3		)	(3		)	(3		)
Total investment tax credits	(4		)	(4		)	(17		)
Total income tax expense	$	248		$	223		$	182

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

:

Millions of dollars	2014			2013			2012
Net income	$	538		$	471		$	420
Income tax expense	248			223			182
Total pre-tax income	$	786		$	694		$	602
Income taxes on above at statutory federal income tax rate	$	275		$	243		$	211
Increases (decreases) attributed to:
State income taxes (less federal income tax effect)	24			22			19
State investment tax credits (less federal income tax effect)	(5		)	(5		)	(13		)
Allowance for equity funds used during construction	(11		)	(9		)	(8		)
Deductible dividends—Stock Purchase Savings Plan	(10		)	(10		)	(9		)
Amortization of federal investment tax credits	(3		)	(3		)	(3		)
Section 41 tax credits	(3		)	—			—
Section 45 tax credits	(9		)	(5		)	(5		)
Domestic production activities deduction	(7		)	(11		)	(9		)
Other differences, net	(3		)	1			(1		)
Total income tax expense	$	248		$	223		$	182

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

:

Millions of dollars	2014		2013
Deferred tax assets:
Nondeductible accruals	$	127	$	84
Asset retirement obligation, including nuclear decommissioning	216		220
Financial instruments	40		32
Unamortized investment tax credits	17		19
Regulatory liability, net gain on interest rate derivative contracts settlement	—		27
Monetization of bankruptcy claim	10		11
Other	10		13
Total deferred tax assets	420		406
Deferred tax liabilities:
Property, plant and equipment	$	1,928	$	1,765
Deferred employee benefit plan costs	107		63
Regulatory asset, asset retirement obligation	122		121
Deferred fuel costs	27		25
Regulatory asset, unrecovered plant	53		55
Regulatory asset, net loss on interest rate derivative contracts settlement	21		—
Demand side management costs	21		21
Prepayments	27		25
Other	45		38
Total deferred tax liabilities	2,351		2,113
Net deferred tax liability	$	1,931	$	1,707

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

Millions of dollars	2014		2013		2012
Unrecognized tax benefits, January 1	$	3	—		$	38
Gross increases—uncertain tax positions in prior period	—		—		—
Gross decreases—uncertain tax positions in prior period	—		—		(38		)
Gross increases—current period uncertain tax positions	13		$	3	—
Settlements	—		—		—
Lapse of statute of limitations	—		—		—
Unrecognized tax benefits, December 31	$	16	$	3	$	—

SCE&G

Investments, Owned, Federal Income Tax Note [Line Items]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

Millions of dollars	2014			2013			2012
Current taxes:
Federal	$	39		$	146		$	91
State	(6		)	13			8
Total current taxes	33			159			99
Deferred taxes, net:
Federal	157			25			62
State	32			9			12
Total deferred taxes	189			34			74
Investment tax credits:
Amortization of amounts deferred—state	(1		)	(1		)	(13		)
Amortization of amounts deferred—federal	(3		)	(3		)	(3		)
Total investment tax credits	(4		)	(4		)	(16		)
Total income tax expense	$	218		$	189		$	157

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

Millions of dollars	2014			2013			2012
Net income	$	446		$	380		$	341
Income tax expense	218			189			157
Noncontrolling interest	12			11			11
Total pre-tax income	$	676		$	580		$	509
Income taxes on above at statutory federal income tax rate	$	237		$	203		$	178
Increases (decreases) attributed to:
State income taxes (less federal income tax effect)	21			18			17
State investment tax credits (less federal income tax effect)	(5		)	(5		)	(13		)
Allowance for equity funds used during construction	(10		)	(9		)	(7		)
Amortization of federal investment tax credits	(3		)	(3		)	(3		)
Section 41 tax credits	(3		)	—			—
Section 45 tax credits	(9		)	(5		)	(5		)
Domestic production activities deduction	(7		)	(11		)	(9		)
Other differences, net	(3		)	1			(1		)
Total income tax expense	$	218		$	189		$	157

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

Millions of dollars	2014		2013
Deferred tax assets:
Nondeductible accruals	$	47	$	17
Asset retirement obligation, including nuclear decommissioning	205		209
Unamortized investment tax credits	17		19
Regulatory liability, net gain on interest rate derivative contracts settlement	—		27
Other	6		11
Total deferred tax assets	275		283
Deferred tax liabilities:
Property, plant and equipment	$	1,623	$	1,494
Regulatory asset, asset retirement obligation	115		114
Deferred employee benefit plan costs	91		54
Deferred fuel costs	27		26
Regulatory asset, unrecovered plant	53		55
Regulatory asset, net loss on interest rate derivative contracts settlement	21		—
Demand side management costs	21		21
Prepayments	25		23
Other	23		18
Total deferred tax liabilities	1,999		1,805
Net deferred tax liability	$	1,724	$	1,522

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

Millions of dollars	2014		2013		2012
Unrecognized tax benefits, January 1	$	3	—		$	38
Gross increases-uncertain tax positions in prior period	—		—		—
Gross decreases-uncertain tax positions in prior period	—		—		(38		)
Gross increases-current period uncertain tax positions	13		$	3	—
Settlements	—		—		—
Lapse of statute of limitations	—		—		—
Unrecognized tax benefits, December 31	$	16	$	3	$	—