SEGMENT OF BUSINESS INFORMATION

3 Months Ended

Mar. 31, 2017

Segment Reporting Information [Line Items]

Segment Reporting Disclosure [Text Block]

SEGMENT OF BUSINESS INFORMATION

Regulated operations measure profitability using operating income; therefore, net income is not allocated to the Electric Operations and Gas Distribution segments. The Gas Marketing segment measures profitability using net income.

The Company's Gas Distribution segment is comprised of the local distribution operations of SCE&G and PSNC Energy which meet the criteria for aggregation. All Other includes the parent company, a services company and other nonreportable segments that were insignificant for all periods presented.

The Company
Millions of dollars	External Revenue		Intersegment Revenue			Operating Income		Net Income
Three Months Ended March 31, 2017
Electric Operations	$	577	$	1		$	178	n/a
Gas Distribution	322		—			113		n/a
Gas Marketing	274		24			n/a		$	15
All Other	—		94			—		—
Adjustments/Eliminations	—		(119		)	25		156
Consolidated Total	$	1,173	$	—		$	316	$	171

Three Months Ended March 31, 2016
Electric Operations	$	592	$	1		$	198	n/a
Gas Distribution	299		1			94		n/a
Gas Marketing	281		22			n/a		$	24
All Other	—		98			—		—
Adjustments/Eliminations	—		(122		)	39		152
Consolidated Total	$	1,172	$	—		$	331	$	176

Consolidated SCE&G
Millions of dollars	External Revenue		Operating Income		Earnings Available to Common Shareholder
Three Months Ended March 31, 2017
Electric Operations	$	578	$	178	n/a
Gas Distribution	141		44		n/a
Adjustments/Eliminations	—		—		$	109
Consolidated Total	$	719	$	222	$	109

Three Months Ended March 31, 2016
Electric Operations	$	593	$	198	n/a
Gas Distribution	124		38		n/a
Adjustments/Eliminations	—		—		$	113
Consolidated Total	$	717	$	236	$	113

Segment Assets	The Company				Consolidated SCE&G
	March 31,		December 31,		March 31,		December 31,
Millions of dollars	2017		2016		2017		2016
Electric Operations	$	12,076	$	11,929	$	12,076	$	11,929
Gas Distribution	2,926		2,892		836		825
Gas Marketing	202		230		n/a		n/a
All Other	997		1,124		n/a		n/a
Adjustments/Eliminations	2,257		2,532		3,053		3,337
Consolidated Total	$	18,458	$	18,707	$	15,965	$	16,091

SCEG

Segment Reporting Information [Line Items]

Segment Reporting Disclosure [Text Block]

SEGMENT OF BUSINESS INFORMATION

Regulated operations measure profitability using operating income; therefore, net income is not allocated to the Electric Operations and Gas Distribution segments. The Gas Marketing segment measures profitability using net income.

The Company's Gas Distribution segment is comprised of the local distribution operations of SCE&G and PSNC Energy which meet the criteria for aggregation. All Other includes the parent company, a services company and other nonreportable segments that were insignificant for all periods presented.

The Company
Millions of dollars	External Revenue		Intersegment Revenue			Operating Income		Net Income
Three Months Ended March 31, 2017
Electric Operations	$	577	$	1		$	178	n/a
Gas Distribution	322		—			113		n/a
Gas Marketing	274		24			n/a		$	15
All Other	—		94			—		—
Adjustments/Eliminations	—		(119		)	25		156
Consolidated Total	$	1,173	$	—		$	316	$	171

Three Months Ended March 31, 2016
Electric Operations	$	592	$	1		$	198	n/a
Gas Distribution	299		1			94		n/a
Gas Marketing	281		22			n/a		$	24
All Other	—		98			—		—
Adjustments/Eliminations	—		(122		)	39		152
Consolidated Total	$	1,172	$	—		$	331	$	176

Consolidated SCE&G
Millions of dollars	External Revenue		Operating Income		Earnings Available to Common Shareholder
Three Months Ended March 31, 2017
Electric Operations	$	578	$	178	n/a
Gas Distribution	141		44		n/a
Adjustments/Eliminations	—		—		$	109
Consolidated Total	$	719	$	222	$	109

Three Months Ended March 31, 2016
Electric Operations	$	593	$	198	n/a
Gas Distribution	124		38		n/a
Adjustments/Eliminations	—		—		$	113
Consolidated Total	$	717	$	236	$	113

Segment Assets	The Company				Consolidated SCE&G
	March 31,		December 31,		March 31,		December 31,
Millions of dollars	2017		2016		2017		2016
Electric Operations	$	12,076	$	11,929	$	12,076	$	11,929
Gas Distribution	2,926		2,892		836		825
Gas Marketing	202		230		n/a		n/a
All Other	997		1,124		n/a		n/a
Adjustments/Eliminations	2,257		2,532		3,053		3,337
Consolidated Total	$	18,458	$	18,707	$	15,965	$	16,091