Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Dec. 31, 2012

Goodwill [Line Items]

Goodwill By Reportable Operating Segment

Acquisitions (a)			2		(5)		2		(1)
Foreign exchange and other changes			(2)		(22)		―		(24)
Balance at December 31, 2013
Goodwill			15,950		326		935		17,211
Accumulated impairment charges			―		―		(871)		(871)
Balance at December 31, 2013, as adjusted for accumulated impairment charges		$	15,950	$	326	$	64	$	16,340
(a)	Amounts represent purchase price adjustments related to the Progress Energy merger at Regulated Utilities, the Chilean hydro acquisition at International Energy and a minor renewables acquisition at Commercial Power. See Note 2 for further information on purchase price adjustments related to the Progress Energy merger.

(in millions)	Regulated Utilities		International Energy		Commercial Power		Total
Balance at December 31, 2012
Goodwill	$	15,950	$	353	$	933	$	17,236
Accumulated impairment charges		―		―		(871)		(871)
Balance at December 31, 2012, as adjusted for accumulated impairment charges		15,950		353		62		16,365

Schedule of Intangible Assets

	December 31, 2013
(in millions)	Duke Energy		Duke Energy Carolinas		Progress Energy		Duke Energy Progress		Duke Energy Florida		Duke Energy Ohio		Duke Energy Indiana
Emission allowances	$	63	$	1	$	21	$	3	$	18	$	20	$	21
Renewable energy certificates		82		16		64		64		―		2		―
Gas, coal and power contracts		180		―		―		―		―		156		24
Wind development rights		86		―		―		―		―		―		―
Other		76		―		―		―		―		―		―
Total gross carrying amounts		487		17		85		67		18		178		45
Accumulated amortization - gas, coal and power contracts		(73)		―		―		―		―		(60)		(13)
Accumulated amortization - wind development rights		(12)		―		―		―		―		―		―
Accumulated amortization - other		(24)		―		―		―		―		―		―
Total accumulated amortization		(109)		―		―		―		―		(60)		(13)
Total intangible assets, net	$	378	$	17	$	85	$	67	$	18	$	118	$	32

	December 31, 2012
(in millions)	Duke Energy		Duke Energy Carolinas		Progress Energy		Duke Energy Progress		Duke Energy Florida		Duke Energy Ohio		Duke Energy Indiana
Emission allowances	$	80	$	―	$	26	$	4	$	22	$	24	$	29
Renewable energy certificates		18		14		2		1		―		―		―
Gas, coal and power contracts		295		―		―		―		―		272		24
Wind development rights		111		―		―		―		―		―		―
Other		91		―		―		―		―		10		―
Total gross carrying amounts		595		14		28		5		22		306		53
Accumulated amortization - gas, coal and power contracts		(180)		―		―		―		―		(168)		(12)
Accumulated amortization - wind development rights		(9)		―		―		―		―		―		―
Accumulated amortization - other		(34)		―		―		―		―		(9)		―
Total accumulated amortization		(223)		―		―		―		―		(177)		(12)
Total intangible assets, net	$	372	$	14	$	28	$	5	$	22	$	129	$	41

Schedule of Amortization Expense

Amortization Expense
The following table presents amortization expense for gas, coal and power contracts, wind development rights and other intangible assets.
	December 31,
(in millions)		2013		2012		2011
Duke Energy	$	13	$	14	$	10
Duke Energy Ohio		8		12		8
Duke Energy Indiana		1		1		1

Schedule of Expected Amortization Expense

(in millions)		2014		2015		2016		2017		2018
Duke Energy	$	43	$	19	$	17	$	16	$	16
Progress Energy		4		3		2		1		1
Duke Energy Progress		1		―		―		―		―
Duke Energy Florida		3		3		2		1		1
Duke Energy Ohio		11		9		9		9		9
Duke Energy Indiana		22		1		1		1		1

Duke Energy Ohio [Member]

Goodwill [Line Items]

Goodwill By Reportable Operating Segment

Foreign exchange and other changes		(1)		―		(1)
Balance at December 31, 2013
Goodwill		1,136		1,188		2,324
Accumulated impairment charges		(216)		(1,188)		(1,404)
Balance at December 31, 2013, as adjusted for accumulated impairment charges	$	920	$	―	$	920

(in millions)	Regulated Utilities		Commercial Power		Total
Balance at December 31, 2012
Goodwill	$	1,137	$	1,188	$	2,325
Accumulated impairment charges		(216)		(1,188)		(1,404)
Balance at December 31, 2012, as adjusted for accumulated impairment charges		921		―		921