CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash Flows From Operating Activities:
Income Available to Common Shareholders of SCANA	$ 121	$ 128
Adjustments to reconcile net income to net cash provided from operating activities:
Earnings from equity method investments, net of distributions	0	(1)
Deferred income taxes, net	50	11
Depreciation and amortization	92	88
Amortization of nuclear fuel	13	9
Allowance for equity funds used during construction	(3)	(3)
Cash provided (used) by changes in certain assets and liabilities:
Receivables	65	192
Inventories	(11)	17
Prepayments and other	68	83
Regulatory liabilities	1	(2)
Accounts payable	(18)	(146)
Taxes accrued	(101)	(99)
Interest accrued	(1)	0
Regulatory assets	41	14
Changes in other assets	(43)	0
Changes in other liabilities	(89)	(52)
Net Cash Provided From Operating Activities	185	241
Cash Flows From Investing Activities:
Property additions and construction expenditures	(321)	(295)
Proceeds from investments (including derivative collateral posted)	151	1
Purchase of investments (including derivative collateral posted)	(109)	(6)
Payments for (Proceeds from) Hedge, Investing Activities	13	0
Payments for interest rate contract settlements	(51)	0
Net Cash Used in Investing Activities	(317)	(300)
Cash Flows From Financing Activities:
Proceeds from Issuance of Common Stock	26	25
Proceeds from issuance of long-term debt	494	379
Repayments of Long-term Debt	(259)	(309)
Dividends	(63)	(61)
Short-term borrowings, net	(68)	92
Net Cash Provided From Financing Activities	130	126
Net (Decrease) Increase in Cash and Cash Equivalents	(2)	67
Cash and Cash Equivalents, January 1	29	55
Cash and Cash Equivalents, March 31	27	122
Supplemental Cash Flow Information:
Cash paid for-Interest (net of capitalized interest of $2 and $2)	74	67
Cash paid for-Income taxes	0	0
Noncash Investing and Financing Activities:
Accrued construction expenditures	108	93
SCE&G
Cash Flows From Operating Activities:
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	72	70
Adjustments to reconcile net income to net cash provided from operating activities:
Losses from equity method investments	1	0
Deferred income taxes, net	44	8
Depreciation and amortization	73	74
Amortization of nuclear fuel	13	9
Allowance for equity funds used during construction	(3)	(3)
Cash provided (used) by changes in certain assets and liabilities:
Receivables	28	107
Inventories	(38)	(13)
Prepayments and other	2	59
Regulatory liabilities	1	(1)
Accounts payable	15	(67)
Taxes accrued	(80)	(96)
Interest accrued	(3)	(2)
Regulatory assets	41	13
Changes in other assets	(1)	(4)
Changes in other liabilities	(78)	(36)
Net Cash Provided From Operating Activities	87	118
Cash Flows From Investing Activities:
Property additions and construction expenditures	(295)	(269)
Proceeds from investments (including derivative collateral posted)	52	1
Purchase of investments (including derivative collateral posted)	(50)	(2)
Payments for (Proceeds from) Hedge, Investing Activities	13	0
Net Cash Used in Investing Activities	(280)	(270)
Cash Flows From Financing Activities:
Proceeds from issuance of long-term debt	248	229
Repayments of Long-term Debt	(8)	(157)
Dividends	(39)	(54)
Contributions from parent	24	24
Short-term borrowings, net	(44)	105
Short-term borrowings- affiliate,net	20	(2)
Net Cash Provided From Financing Activities	201	145
Net (Decrease) Increase in Cash and Cash Equivalents	8	(7)
Cash and Cash Equivalents, January 1	16	31
Cash and Cash Equivalents, March 31	24	24
Supplemental Cash Flow Information:
Cash paid for-Interest (net of capitalized interest of $2 and $2)	51	47
Cash paid for-Income taxes	0	0
Noncash Investing and Financing Activities:
Accrued construction expenditures	$ 103	$ 84