CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets
Utility Plant In Service	$ 12,382	$ 12,289
Accumulated Depreciation and Amortization	(4,141)	(4,088)
Construction Work in Progress	3,478	3,323
Plant to be Retired, Net	164	169
Nuclear Fuel, Net of Accumulated Amortization	317	329
Goodwill, Net of Writedown of $230	210	210
Utility Plant, Net	12,410.0	12,232.0
Nonutility Property and Investments:
Nonutility property, net of accumulated depreciation	285	284
Assets held in trust, net-nuclear decommissioning	115	113
Other investments	77	75
Nonutility Property and Investments, Net	477.0	472.0
Current Assets:
Cash and cash equivalents	31	137
Receivables, net of allowance for uncollectible accounts	778	838
Inventories (at average cost):
Fuel	175	222
Materials and supplies	143	139
Prepaid Expense	104	320
Other current assets	204	148
Assets held for sale	0	341.0
Total Current Assets	1,435.0	2,145.0
Deferred Debits and Other Assets:
Regulatory Assets, Noncurrent	1,890.0	1,823.0
Other	194	180
Total Deferred Debits and Other Assets	2,084.0	2,003.0
Total	16,406	16,852
Capitalization and Liabilities
Common Stock, Value, Outstanding	2,392	2,378
Retained Earnings, Unappropriated	3,006	2,684
Accumulated Other Comprehensive Income (Loss), Net of Tax	(73)	(75)
Common equity	5,325	4,987
Long-term Debt, Excluding Current Maturities	5,525	5,531
Total Capitalization	10,850	10,518
Current Liabilities:
Short-term borrowings	625	918
Current portion of long-term debt	16	166
Accounts payable	331	520
Customer deposits and customer prepayments	109	98
Taxes accrued	110	182
Interest accrued	76	83
Dividends declared	76	73
Liabilities held for sale		52.0
Derivative financial instruments	292	233
Other	97	208
Total Current Liabilities	1,732.0	2,533.0
Deferred Credits and Other Liabilities:
Deferred income taxes, net	1,863	1,866
Deferred investment tax credits	27	28
Asset retirement obligations	566	563
Pension and other postretirement benefits	316	315
Regulatory Liabilities	829	814
Other	223	215
Total Deferred Credits and Other Liabilities	3,824.0	3,801.0
Total	16,406	16,852
SCEG
Assets
Utility Plant In Service	10,739	10,650
Accumulated Depreciation and Amortization	(3,716)	(3,667)
Construction Work in Progress	3,451	3,302
Plant to be Retired, Net	164	169
Nuclear Fuel, Net of Accumulated Amortization	317	329
Utility Plant, Net	10,955.0	10,783.0
Nonutility Property and Investments:
Nonutility property, net of accumulated depreciation	67	67
Assets held in trust, net-nuclear decommissioning	115	113
Other investments	2	2
Nonutility Property and Investments, Net	184.0	182.0
Current Assets:
Cash and cash equivalents	10	100
Receivables, net of allowance for uncollectible accounts	490	524
Due from Affiliate, Current	19.0	109.0
Inventories (at average cost):
Fuel	119	131
Materials and supplies	131	129
Prepaid Expense	79	154
Other current assets	170	99
Total Current Assets	1,018.0	1,246.0
Deferred Debits and Other Assets:
Defined Benefit Plan, Assets for Plan Benefits, Noncurrent	11	10
Regulatory Assets, Noncurrent	1,817.0	1,745.0
Other	149	141
Total Deferred Debits and Other Assets	1,977.0	1,896.0
Total	14,134	14,107
Capitalization and Liabilities
Common Stock, Value, Outstanding	2,556	2,560
Retained Earnings, Unappropriated	2,130	2,077
Accumulated Other Comprehensive Income (Loss), Net of Tax	(3)	(3)
Common equity	4,683	4,634
Stockholders' Equity Attributable to Noncontrolling Interest	126	123
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	4,809	4,757
Long-term Debt, Excluding Current Maturities	4,293	4,299
Total Capitalization	9,102	9,056
Current Liabilities:
Short-term borrowings	610	709
Current portion of long-term debt	10	10
Accounts payable	181	294
Due to Affiliate, Current	365.0	180.0
Customer deposits and customer prepayments	66	61
Taxes accrued	120	170
Interest accrued	57	64
Dividends declared	71	74
Derivative financial instruments	289	208
Other	45	99
Total Current Liabilities	1,814.0	1,869.0
Deferred Credits and Other Liabilities:
Deferred income taxes, net	1,703	1,696
Deferred investment tax credits	27	28
Asset retirement obligations	539	536
Pension and other postretirement benefits	220	195
Regulatory Liabilities	621	610
Other	108	117
Total Deferred Credits and Other Liabilities	3,218.0	3,182.0
Total	$ 14,134	$ 14,107