CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash Flows From Operating Activities:
Income Available to Common Shareholders of SCANA	$ 368	$ 315
Adjustments to reconcile net income to net cash provided from operating activities:
Deferred income taxes, net	62	74
Depreciation and amortization	294	277
Amortization of nuclear fuel	42	38
Allowance for equity funds used during construction	(19)	(13)
Cash provided (used) by changes in certain assets and liabilities:
Receivables	70	46
Inventories	(8)	(34)
Prepayments and other	8	58
Regulatory liabilities	78	47
Accounts payable	(32)	(7)
Taxes accrued	(27)	(21)
Interest accrued	(7)	4
Regulatory assets	142	(2)
Pension and Postretirement Obligations	(133)	3
Changes in other assets	(46)	4
Changes in other liabilities	(13)	(21)
Net Cash Provided From Operating Activities	779	768
Cash Flows From Investing Activities:
Property additions and construction expenditures	(868)	(868)
Proceeds from investments (including derivative collateral posted)	199	364
Purchase of investments (including derivative collateral posted)	(161)	(326)
Proceeds from Hedge, Investing Activities	43	14
Payments for interest rate contract settlements	(49)	(51)
Net Cash Used in Investing Activities	(836)	(867)
Cash Flows From Financing Activities:
Proceeds from Issuance of Common Stock	272	73
Proceeds from issuance of long-term debt	451	763
Repayments of Long-term Debt	(256)	(274)
Dividends	(207)	(192)
Short-term borrowings, net	(245)	(259)
Net Cash Provided From Financing Activities	15	111
Net (Decrease) Increase in Cash and Cash Equivalents	(42)	12
Cash and Cash Equivalents, January 1	72	29
Cash and Cash Equivalents, September 30	30	41
Supplemental Cash Flow Information:
Cash paid for-Interest (net of capitalized interest )	222	212
Cash paid for-Income taxes	70	67
Noncash Investing and Financing Activities:
Accrued construction expenditures	97	79
Capital Lease Obligations Incurred	5	4
Noncash or Part Noncash Acquisition, Value of Assets Acquired	98	0
SCEG
Cash Flows From Operating Activities:
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	319	281
Adjustments to reconcile net income to net cash provided from operating activities:
Deferred income taxes, net	49	74
Depreciation and amortization	237	221
Amortization of nuclear fuel	42	38
Allowance for equity funds used during construction	(18)	(12)
Cash provided (used) by changes in certain assets and liabilities:
Receivables	(58)	(22)
Inventories	5	(49)
Prepayments and other	(51)	(57)
Regulatory liabilities	80	49
Accounts payable	(7)	13
Taxes accrued	7	(8)
Interest accrued	(10)	(1)
Regulatory assets	129	(1)
Pension and Postretirement Obligations	(117)	0
Changes in other assets	(30)	47
Changes in other liabilities	(3)	(20)
Net Cash Provided From Operating Activities	574	553
Cash Flows From Investing Activities:
Property additions and construction expenditures	(794)	(793)
Proceeds from investments (including derivative collateral posted)	139	196
Purchase of investments (including derivative collateral posted)	(112)	(199)
Proceeds from Hedge, Investing Activities	43	14
Payments for interest rate contract settlements	(49)	0
Net Cash Used in Investing Activities	(773)	(782)
Cash Flows From Financing Activities:
Proceeds from issuance of long-term debt	451	517
Repayments of Long-term Debt	(248)	(13)
Dividends	(174)	(146)
Contributions from parent	285	84
Short-term borrowings, net	(139)	(185)
Short-term borrowings- affiliate,net	(10)	(9)
Net Cash Provided From Financing Activities	165	248
Net (Decrease) Increase in Cash and Cash Equivalents	(34)	19
Cash and Cash Equivalents, January 1	51	16
Cash and Cash Equivalents, September 30	17	35
Supplemental Cash Flow Information:
Cash paid for-Interest (net of capitalized interest )	160	147
Cash paid for-Income taxes	67	81
Noncash Investing and Financing Activities:
Accrued construction expenditures	89	66
Capital Lease Obligations Incurred	3	4
Noncash or Part Noncash Acquisition, Value of Assets Acquired	$ 98	$ 0