Related Party Transactions (Tables)

3 Months Ended

Mar. 31, 2014

Duke Energy Carolinas [Member]


		Three Months Ended March 31,
(in millions)				2014	2013
Duke Energy Carolinas
Corporate governance and shared service expenses^(a)			$	222	$	243
Indemnification coverages^(b)				5		5
Joint Dispatch Agreement (JDA) revenue^(c)				97		53
Joint Dispatch Agreement (JDA) expense^(c)				51		10
Progress Energy
Corporate governance and shared services provided by Duke Energy^(a)			$	178	$	80
Corporate governance and shared services provided to Duke Energy^(d)				―		28
Indemnification coverages^(b)				8		8
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Progress
Corporate governance and shared service expenses^(a)			$	96	$	48
Indemnification coverages^(b)				4		5
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Florida
Corporate governance and shared service expenses^(a)			$	81	$	32
Indemnification coverages^(b)				4		3
Duke Energy Ohio
Corporate governance and shared service expenses^(a)			$	77	$	87
Indemnification coverages^(b)				3		4
Duke Energy Indiana
Corporate governance and shared service expenses^(a)			$	105	$	99
Indemnification coverages^(b)				3		2

(a)	The Subsidiary Registrants are charged their proportionate share of corporate governance and other shared services costs, primarily related to human resources, employee benefits, legal and accounting fees, as well as other third party costs. These amounts are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(b)	The Subsidiary Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy’s wholly owned captive insurance subsidiary. These expenses are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(c)	Effective with the consummation of the merger between Duke Energy and Progress Energy, Duke Energy Carolinas and Duke Energy Progress began to participate in a JDA which allowed the collective dispatch of power plants between the service territories to reduce customer rates. Revenues from the sale of power under the JDA are recorded in Operating Revenues on the Condensed Consolidated Statements of Operations and Comprehensive Income. Expenses from the purchase of power under the JDA are recorded in Fuel used in electric generation and purchased power on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(d)	In 2013, Progress Energy Service Company (PESC), a consolidated subsidiary of Progress Energy, charged a proportionate share of corporate governance and other costs to consolidated affiliates of Duke Energy. Corporate governance and other shared costs were primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges were recorded as an offset to Operation, maintenance and other in the Condensed Consolidated Statements of Operations and Comprehensive Income. Effective January 1, 2014, PESC was contributed to Duke Energy Corporate Services (DECS), a consolidated subsidiary of Duke Energy, and these costs were no longer charged out of Progress Energy. Progress Energy recorded a non-cash after-tax equity transfer related to the contribution of PESC to DECS in its Condensed Consolidated Statements of Changes in Common Stockholder's Equity during the three months ended March 31, 2014.

Progress Energy [Member]


		Three Months Ended March 31,
(in millions)				2014	2013
Duke Energy Carolinas
Corporate governance and shared service expenses^(a)			$	222	$	243
Indemnification coverages^(b)				5		5
Joint Dispatch Agreement (JDA) revenue^(c)				97		53
Joint Dispatch Agreement (JDA) expense^(c)				51		10
Progress Energy
Corporate governance and shared services provided by Duke Energy^(a)			$	178	$	80
Corporate governance and shared services provided to Duke Energy^(d)				―		28
Indemnification coverages^(b)				8		8
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Progress
Corporate governance and shared service expenses^(a)			$	96	$	48
Indemnification coverages^(b)				4		5
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Florida
Corporate governance and shared service expenses^(a)			$	81	$	32
Indemnification coverages^(b)				4		3
Duke Energy Ohio
Corporate governance and shared service expenses^(a)			$	77	$	87
Indemnification coverages^(b)				3		4
Duke Energy Indiana
Corporate governance and shared service expenses^(a)			$	105	$	99
Indemnification coverages^(b)				3		2

(a)	The Subsidiary Registrants are charged their proportionate share of corporate governance and other shared services costs, primarily related to human resources, employee benefits, legal and accounting fees, as well as other third party costs. These amounts are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(b)	The Subsidiary Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy’s wholly owned captive insurance subsidiary. These expenses are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(c)	Effective with the consummation of the merger between Duke Energy and Progress Energy, Duke Energy Carolinas and Duke Energy Progress began to participate in a JDA which allowed the collective dispatch of power plants between the service territories to reduce customer rates. Revenues from the sale of power under the JDA are recorded in Operating Revenues on the Condensed Consolidated Statements of Operations and Comprehensive Income. Expenses from the purchase of power under the JDA are recorded in Fuel used in electric generation and purchased power on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(d)	In 2013, Progress Energy Service Company (PESC), a consolidated subsidiary of Progress Energy, charged a proportionate share of corporate governance and other costs to consolidated affiliates of Duke Energy. Corporate governance and other shared costs were primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges were recorded as an offset to Operation, maintenance and other in the Condensed Consolidated Statements of Operations and Comprehensive Income. Effective January 1, 2014, PESC was contributed to Duke Energy Corporate Services (DECS), a consolidated subsidiary of Duke Energy, and these costs were no longer charged out of Progress Energy. Progress Energy recorded a non-cash after-tax equity transfer related to the contribution of PESC to DECS in its Condensed Consolidated Statements of Changes in Common Stockholder's Equity during the three months ended March 31, 2014.

Duke Energy Progress [Member]


		Three Months Ended March 31,
(in millions)				2014	2013
Duke Energy Carolinas
Corporate governance and shared service expenses^(a)			$	222	$	243
Indemnification coverages^(b)				5		5
Joint Dispatch Agreement (JDA) revenue^(c)				97		53
Joint Dispatch Agreement (JDA) expense^(c)				51		10
Progress Energy
Corporate governance and shared services provided by Duke Energy^(a)			$	178	$	80
Corporate governance and shared services provided to Duke Energy^(d)				―		28
Indemnification coverages^(b)				8		8
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Progress
Corporate governance and shared service expenses^(a)			$	96	$	48
Indemnification coverages^(b)				4		5
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Florida
Corporate governance and shared service expenses^(a)			$	81	$	32
Indemnification coverages^(b)				4		3
Duke Energy Ohio
Corporate governance and shared service expenses^(a)			$	77	$	87
Indemnification coverages^(b)				3		4
Duke Energy Indiana
Corporate governance and shared service expenses^(a)			$	105	$	99
Indemnification coverages^(b)				3		2

(a)	The Subsidiary Registrants are charged their proportionate share of corporate governance and other shared services costs, primarily related to human resources, employee benefits, legal and accounting fees, as well as other third party costs. These amounts are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(b)	The Subsidiary Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy’s wholly owned captive insurance subsidiary. These expenses are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(c)	Effective with the consummation of the merger between Duke Energy and Progress Energy, Duke Energy Carolinas and Duke Energy Progress began to participate in a JDA which allowed the collective dispatch of power plants between the service territories to reduce customer rates. Revenues from the sale of power under the JDA are recorded in Operating Revenues on the Condensed Consolidated Statements of Operations and Comprehensive Income. Expenses from the purchase of power under the JDA are recorded in Fuel used in electric generation and purchased power on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(d)	In 2013, Progress Energy Service Company (PESC), a consolidated subsidiary of Progress Energy, charged a proportionate share of corporate governance and other costs to consolidated affiliates of Duke Energy. Corporate governance and other shared costs were primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges were recorded as an offset to Operation, maintenance and other in the Condensed Consolidated Statements of Operations and Comprehensive Income. Effective January 1, 2014, PESC was contributed to Duke Energy Corporate Services (DECS), a consolidated subsidiary of Duke Energy, and these costs were no longer charged out of Progress Energy. Progress Energy recorded a non-cash after-tax equity transfer related to the contribution of PESC to DECS in its Condensed Consolidated Statements of Changes in Common Stockholder's Equity during the three months ended March 31, 2014.

Duke Energy Florida [Member]


		Three Months Ended March 31,
(in millions)				2014	2013
Duke Energy Carolinas
Corporate governance and shared service expenses^(a)			$	222	$	243
Indemnification coverages^(b)				5		5
Joint Dispatch Agreement (JDA) revenue^(c)				97		53
Joint Dispatch Agreement (JDA) expense^(c)				51		10
Progress Energy
Corporate governance and shared services provided by Duke Energy^(a)			$	178	$	80
Corporate governance and shared services provided to Duke Energy^(d)				―		28
Indemnification coverages^(b)				8		8
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Progress
Corporate governance and shared service expenses^(a)			$	96	$	48
Indemnification coverages^(b)				4		5
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Florida
Corporate governance and shared service expenses^(a)			$	81	$	32
Indemnification coverages^(b)				4		3
Duke Energy Ohio
Corporate governance and shared service expenses^(a)			$	77	$	87
Indemnification coverages^(b)				3		4
Duke Energy Indiana
Corporate governance and shared service expenses^(a)			$	105	$	99
Indemnification coverages^(b)				3		2

(a)	The Subsidiary Registrants are charged their proportionate share of corporate governance and other shared services costs, primarily related to human resources, employee benefits, legal and accounting fees, as well as other third party costs. These amounts are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(b)	The Subsidiary Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy’s wholly owned captive insurance subsidiary. These expenses are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(c)	Effective with the consummation of the merger between Duke Energy and Progress Energy, Duke Energy Carolinas and Duke Energy Progress began to participate in a JDA which allowed the collective dispatch of power plants between the service territories to reduce customer rates. Revenues from the sale of power under the JDA are recorded in Operating Revenues on the Condensed Consolidated Statements of Operations and Comprehensive Income. Expenses from the purchase of power under the JDA are recorded in Fuel used in electric generation and purchased power on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(d)	In 2013, Progress Energy Service Company (PESC), a consolidated subsidiary of Progress Energy, charged a proportionate share of corporate governance and other costs to consolidated affiliates of Duke Energy. Corporate governance and other shared costs were primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges were recorded as an offset to Operation, maintenance and other in the Condensed Consolidated Statements of Operations and Comprehensive Income. Effective January 1, 2014, PESC was contributed to Duke Energy Corporate Services (DECS), a consolidated subsidiary of Duke Energy, and these costs were no longer charged out of Progress Energy. Progress Energy recorded a non-cash after-tax equity transfer related to the contribution of PESC to DECS in its Condensed Consolidated Statements of Changes in Common Stockholder's Equity during the three months ended March 31, 2014.

Duke Energy Ohio [Member]


		Three Months Ended March 31,
(in millions)				2014	2013
Duke Energy Carolinas
Corporate governance and shared service expenses^(a)			$	222	$	243
Indemnification coverages^(b)				5		5
Joint Dispatch Agreement (JDA) revenue^(c)				97		53
Joint Dispatch Agreement (JDA) expense^(c)				51		10
Progress Energy
Corporate governance and shared services provided by Duke Energy^(a)			$	178	$	80
Corporate governance and shared services provided to Duke Energy^(d)				―		28
Indemnification coverages^(b)				8		8
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Progress
Corporate governance and shared service expenses^(a)			$	96	$	48
Indemnification coverages^(b)				4		5
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Florida
Corporate governance and shared service expenses^(a)			$	81	$	32
Indemnification coverages^(b)				4		3
Duke Energy Ohio
Corporate governance and shared service expenses^(a)			$	77	$	87
Indemnification coverages^(b)				3		4
Duke Energy Indiana
Corporate governance and shared service expenses^(a)			$	105	$	99
Indemnification coverages^(b)				3		2

(a)	The Subsidiary Registrants are charged their proportionate share of corporate governance and other shared services costs, primarily related to human resources, employee benefits, legal and accounting fees, as well as other third party costs. These amounts are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(b)	The Subsidiary Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy’s wholly owned captive insurance subsidiary. These expenses are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(c)	Effective with the consummation of the merger between Duke Energy and Progress Energy, Duke Energy Carolinas and Duke Energy Progress began to participate in a JDA which allowed the collective dispatch of power plants between the service territories to reduce customer rates. Revenues from the sale of power under the JDA are recorded in Operating Revenues on the Condensed Consolidated Statements of Operations and Comprehensive Income. Expenses from the purchase of power under the JDA are recorded in Fuel used in electric generation and purchased power on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(d)	In 2013, Progress Energy Service Company (PESC), a consolidated subsidiary of Progress Energy, charged a proportionate share of corporate governance and other costs to consolidated affiliates of Duke Energy. Corporate governance and other shared costs were primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges were recorded as an offset to Operation, maintenance and other in the Condensed Consolidated Statements of Operations and Comprehensive Income. Effective January 1, 2014, PESC was contributed to Duke Energy Corporate Services (DECS), a consolidated subsidiary of Duke Energy, and these costs were no longer charged out of Progress Energy. Progress Energy recorded a non-cash after-tax equity transfer related to the contribution of PESC to DECS in its Condensed Consolidated Statements of Changes in Common Stockholder's Equity during the three months ended March 31, 2014.

Duke Energy Indiana [Member]


		Three Months Ended March 31,
(in millions)				2014	2013
Duke Energy Carolinas
Corporate governance and shared service expenses^(a)			$	222	$	243
Indemnification coverages^(b)				5		5
Joint Dispatch Agreement (JDA) revenue^(c)				97		53
Joint Dispatch Agreement (JDA) expense^(c)				51		10
Progress Energy
Corporate governance and shared services provided by Duke Energy^(a)			$	178	$	80
Corporate governance and shared services provided to Duke Energy^(d)				―		28
Indemnification coverages^(b)				8		8
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Progress
Corporate governance and shared service expenses^(a)			$	96	$	48
Indemnification coverages^(b)				4		5
JDA revenue^(c)				51		10
JDA expense^(c)				97		53
Duke Energy Florida
Corporate governance and shared service expenses^(a)			$	81	$	32
Indemnification coverages^(b)				4		3
Duke Energy Ohio
Corporate governance and shared service expenses^(a)			$	77	$	87
Indemnification coverages^(b)				3		4
Duke Energy Indiana
Corporate governance and shared service expenses^(a)			$	105	$	99
Indemnification coverages^(b)				3		2

(a)	The Subsidiary Registrants are charged their proportionate share of corporate governance and other shared services costs, primarily related to human resources, employee benefits, legal and accounting fees, as well as other third party costs. These amounts are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(b)	The Subsidiary Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy’s wholly owned captive insurance subsidiary. These expenses are recorded in Operation, maintenance and other on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(c)	Effective with the consummation of the merger between Duke Energy and Progress Energy, Duke Energy Carolinas and Duke Energy Progress began to participate in a JDA which allowed the collective dispatch of power plants between the service territories to reduce customer rates. Revenues from the sale of power under the JDA are recorded in Operating Revenues on the Condensed Consolidated Statements of Operations and Comprehensive Income. Expenses from the purchase of power under the JDA are recorded in Fuel used in electric generation and purchased power on the Condensed Consolidated Statements of Operations and Comprehensive Income.
(d)	In 2013, Progress Energy Service Company (PESC), a consolidated subsidiary of Progress Energy, charged a proportionate share of corporate governance and other costs to consolidated affiliates of Duke Energy. Corporate governance and other shared costs were primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges were recorded as an offset to Operation, maintenance and other in the Condensed Consolidated Statements of Operations and Comprehensive Income. Effective January 1, 2014, PESC was contributed to Duke Energy Corporate Services (DECS), a consolidated subsidiary of Duke Energy, and these costs were no longer charged out of Progress Energy. Progress Energy recorded a non-cash after-tax equity transfer related to the contribution of PESC to DECS in its Condensed Consolidated Statements of Changes in Common Stockholder's Equity during the three months ended March 31, 2014.