CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) shares in Millions, $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Public Utilities, Property, Plant and Equipment, Net	$ 13,145	$ 12,232
Regulated Entity, Other Assets, Noncurrent	2,157	1,969
Nonutility property, accumulated depreciation	124	122
Receivables, net of allowance for uncollectible accounts	5	7
Assets, Current	$ 1,378	$ 2,145
Common Stock, Shares, Outstanding	142.9	142.7
SCE&G
Public Utilities, Property, Plant and Equipment, Net	$ 11,589	$ 10,783
Regulated Entity, Other Assets, Noncurrent	1,973	1,867
Receivables, net of allowance for uncollectible accounts	3	4
Assets, Current	$ 1,019	$ 1,246
Common Stock, Shares, Outstanding	40.3	40.3
VIEs | SCE&G
Public Utilities, Property, Plant and Equipment, Net	$ 700	$ 675
Regulated Entity, Other Assets, Noncurrent	53	50
Assets, Current	$ 88	$ 158