Other Income and Expenses, Net (Tables)

12 Months Ended

Dec. 31, 2014

Component Of Other Income Expense Nonoperating [Line Items]

Schedule of Other Income and Expenses, Net

The components of Other income and expenses, net on the Consolidated Statements of Operations are as follows.

	Year Ended December 31, 2014
(in millions)	Duke Energy		Duke Energy Carolinas		Progress Energy		Duke Energy Progress		Duke Energy Florida		Duke Energy Ohio			Duke Energy Indiana
Interest income	$	57	$	4	$	3	$	—	$	2	$	8		$	6
Foreign exchange gains	3		—		—		—		—		—			—
AFUDC equity	135		91		26		25		—		4			14
Deferred returns	89		71		17		17		—		—			—
Other income (expense)	67		6		31		9		18		(2		)	2
Other income and expense, net	$	351	$	172	$	77	$	51	$	20	$	10		$	22

	Year Ended December 31, 2013
(in millions)	Duke Energy			Duke Energy Carolinas			Progress Energy		Duke Energy Progress		Duke Energy Florida		Duke Energy Ohio			Duke Energy Indiana
Interest income	$	26		$	1		$	7	$	1	$	3	$	5		$	6
Foreign exchange losses	(18		)	—			—		—		—		—			—
AFUDC equity	157			91			50		42		8		1			15
Deferred returns	39			32			7		7		—		—			—
Other income (expense)	58			(4		)	30		7		19		(4		)	(3		)
Other income and expense, net	$	262		$	120		$	94	$	57	$	30	$	2		$	18

	Year Ended December 31, 2012
(in millions)	Duke Energy		Duke Energy Carolinas			Progress Energy		Duke Energy Progress		Duke Energy Florida		Duke Energy Ohio		Duke Energy Indiana
Interest income	$	50	$	11		$	2	$	1	$	1	$	—	$	7
Foreign exchange gains	4		—			—		—		—		—		—
AFUDC equity	300		154			106		69		37		6		84
Deferred returns	24		24			—		—		—		—		—
Other income (expense)	19		(4		)	22		9		1		2		(1		)
Other income and expense, net	$	397	$	185		$	130	$	79	$	39	$	8	$	90