CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash Flows From Operating Activities:
Income Available to Common Shareholders of SCANA	$ 315	$ 289
Adjustments to reconcile net income to net cash provided from operating activities:
Earnings from equity method investments, net of distributions	(1)	1
Deferred income taxes, net	74	97
Depreciation and amortization	277	263
Amortization of nuclear fuel	38	27
Allowance for equity funds used during construction	(13)	(13)
Cash provided (used) by changes in certain assets and liabilities:
Receivables	46	175
Inventories	(34)	2
Prepayments and other	58	68
Regulatory liabilities	47	(12)
Accounts payable	(7)	(108)
Taxes accrued	(21)	(21)
Interest accrued	4	(1)
Regulatory assets	(2)	(88)
Changes in other assets	5	(10)
Changes in other liabilities	(18)	8
Net Cash Provided From Operating Activities	768	677
Cash Flows From Investing Activities:
Property additions and construction expenditures	(868)	(715)
Proceeds from investments (including derivative collateral posted)	364	16
Purchase of investments (including derivative collateral posted)	(326)	(116)
Payments for (Proceeds from) Hedge, Investing Activities	14	0
Payments for interest rate contract settlements	(51)	(61)
Net Cash Used in Investing Activities	(867)	(876)
Cash Flows From Financing Activities:
Proceeds from Issuance of Common Stock	73	73
Proceeds from issuance of long-term debt	763	796
Repayments of Long-term Debt	(274)	(627)
Dividends	(192)	(185)
Short-term borrowings, net	(259)	161
Net Cash Provided From Financing Activities	111	218
Net (Decrease) Increase in Cash and Cash Equivalents	12	19
Cash and Cash Equivalents, January 1	29	55
Cash and Cash Equivalents, September 30	41	74
Supplemental Cash Flow Information:
Cash paid for-Interest (net of capitalized interest )	212	206
Cash paid for-Income taxes	67	0
Noncash Investing and Financing Activities:
Accrued construction expenditures	79	62
Capital Lease Obligations Incurred	4	2
SCE&G
Cash Flows From Operating Activities:
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	281	251
Adjustments to reconcile net income to net cash provided from operating activities:
Losses from equity method investments	3	2
Deferred income taxes, net	74	83
Depreciation and amortization	221	214
Amortization of nuclear fuel	38	27
Allowance for equity funds used during construction	(12)	(12)
Cash provided (used) by changes in certain assets and liabilities:
Receivables	(22)	11
Inventories	(49)	20
Prepayments and other	(57)	63
Regulatory liabilities	49	(10)
Accounts payable	13	(40)
Taxes accrued	(8)	(14)
Interest accrued	(1)	(1)
Regulatory assets	(1)	(90)
Changes in other assets	44	(7)
Changes in other liabilities	(20)	6
Net Cash Provided From Operating Activities	553	503
Cash Flows From Investing Activities:
Property additions and construction expenditures	(793)	(641)
Proceeds from investments (including derivative collateral posted)	196	5
Purchase of investments (including derivative collateral posted)	(199)	(37)
Payments for (Proceeds from) Hedge, Investing Activities	14	0
Payments for interest rate contract settlements	0	(31)
Net Cash Used in Investing Activities	(782)	(704)
Cash Flows From Financing Activities:
Proceeds from issuance of long-term debt	517	349
Repayments of Long-term Debt	(13)	(166)
Dividends	(146)	(155)
Contributions from parent	84	73
Short-term borrowings, net	(185)	116
Short-term borrowings- affiliate,net	(9)	(30)
Net Cash Provided From Financing Activities	248	187
Net (Decrease) Increase in Cash and Cash Equivalents	19	(14)
Cash and Cash Equivalents, January 1	16	31
Cash and Cash Equivalents, September 30	35	17
Supplemental Cash Flow Information:
Cash paid for-Interest (net of capitalized interest )	147	138
Cash paid for-Income taxes	81	0
Noncash Investing and Financing Activities:
Accrued construction expenditures	66	56
Capital Lease Obligations Incurred	$ 4	$ 2