XML 80 R35.htm IDEA: XBRL DOCUMENT

Investments in Debt and Equity Securities (Tables)

3 Months Ended

Mar. 31, 2017

Schedule of Available-for-sale Securities [Line Items]

The following table presents the estimated fair value of investments in available-for-sale securities.



	March 31, 2017						December 31, 2016
	Gross		Gross				Gross		Gross
	Unrealized		Unrealized		Estimated		Unrealized		Unrealized		Estimated
	Holding		Holding		Fair		Holding		Holding		Fair
(in millions)	Gains		Losses_(a)		Value		Gains		Losses_(a)		Value
NDTF
Cash and cash equivalents	$	—	$	—	$	114	$	—	$	—	$	111
Equity securities	2,250		32		4,284		2,092		54		4,106
Corporate debt securities	10		5		576		10		8		528
Municipal bonds	3		6		336		3		10		331
U.S. government bonds	10		8		949		10		8		984
Other debt securities	—		3		132		—		3		124
Total NDTF	$	2,273	$	54	$	6,391	$	2,115	$	83	$	6,184
Other Investments
Cash and cash equivalents	$	—	$	—	$	18	$	—	$	—	$	25
Equity securities	44		—		106		38		—		104
Corporate debt securities	1		—		60		1		1		66
Municipal bonds	2		1		84		2		1		82
U.S. government bonds	—		—		43		—		1		51
Other debt securities	—		2		42		—		2		42
Total Other Investments^(b)	$	47	$	3	$	353	$	41	$	5	$	370
Total Investments	$	2,320	$	57	$	6,744	$	2,156	$	88	$	6,554


(a)	Substantially all amounts are considered OTTIs on investments within Investment Trusts that have been recognized immediately as a regulatory asset.


(b)	These amounts are recorded in Other within Other Noncurrent Assets on the Condensed Consolidated Balance Sheets.

Investments Classified by Contractual Maturity Date

The table below summarizes the maturity date for debt securities.



(in millions)	March 31, 2017
Due in one year or less	$	82
Due after one through five years	640
Due after five through 10 years	514
Due after 10 years	986
Total	$	2,222

Schedule of Realized Gain (Loss)

Realized gains and losses, which were determined on a specific identification basis, from sales of available-for-sale securities were as follows.



	Three Months Ended
	March 31,
(in millions)	2017		2016
Realized gains	$	93	$	54
Realized losses	62		50

Duke Energy Carolinas [Member]

Schedule of Available-for-sale Securities [Line Items]

Available-for-sale Securities

The following table presents the estimated fair value of investments in available-for-sale securities.



	March 31, 2017						December 31, 2016
	Gross		Gross				Gross		Gross
	Unrealized		Unrealized		Estimated		Unrealized		Unrealized		Estimated
	Holding		Holding		Fair		Holding		Holding		Fair
(in millions)	Gains		Losses_(a)		Value		Gains		Losses_(a)		Value
NDTF
Cash and cash equivalents	$	—	$	—	$	20	$	—	$	—	$	18
Equity securities	1,229		15		2,366		1,157		28		2,245
Corporate debt securities	5		4		388		5		6		354
Municipal bonds	1		1		67		1		2		67
U.S. government bonds	3		5		431		2		5		458
Other debt securities	—		3		120		—		3		116
Total NDTF	$	1,238	$	28	$	3,392	$	1,165	$	44	$	3,258
Other Investments
Other debt securities	$	—	$	1	$	3	$	—	$	1	$	3
Total Other Investments^(b)	$	—	$	1	$	3	$	—	$	1	$	3
Total Investments	$	1,238	$	29	$	3,395	$	1,165	$	45	$	3,261


(a)	Substantially all amounts are considered OTTIs on investments within Investment Trusts that have been recognized immediately as a regulatory asset.


(b)	These amounts are recorded in Other within Other Noncurrent Assets on the Condensed Consolidated Balance Sheets.

Investments Classified by Contractual Maturity Date

The table below summarizes the maturity date for debt securities.



(in millions)	March 31, 2017
Due in one year or less	$	2
Due after one through five years	221
Due after five through 10 years	269
Due after 10 years	517
Total	$	1,009

Schedule of Realized Gain (Loss)

Realized gains and losses, which were determined on a specific identification basis, from sales of available-for-sale securities were as follows.



	Three Months Ended
	March 31,
(in millions)	2017		2016
Realized gains	$	66	$	34
Realized losses	40		37

Progress Energy [Member]

Schedule of Available-for-sale Securities [Line Items]

Available-for-sale Securities

The following table presents the estimated fair value of investments in available-for-sale securities.



	March 31, 2017						December 31, 2016
	Gross		Gross				Gross		Gross
	Unrealized		Unrealized		Estimated		Unrealized		Unrealized		Estimated
	Holding		Holding		Fair		Holding		Holding		Fair
(in millions)	Gains		Losses_(a)		Value		Gains		Losses_(a)		Value
NDTF
Cash and cash equivalents	$	—	$	—	$	94	$	—	$	—	$	93
Equity securities	1,021		17		1,918		935		26		1,861
Corporate debt securities	5		1		188		5		2		174
Municipal bonds	2		5		269		2		8		264
U.S. government bonds	7		3		518		8		3		526
Other debt securities	—		—		12		—		—		8
Total NDTF	$	1,035	$	26	$	2,999	$	950	$	39	$	2,926
Other Investments
Cash and cash equivalents	$	—	$	—	$	12	$	—	$	—	$	21
Municipal bonds	2		—		46		2		—		44
Total Other Investments^(b)	$	2	$	—	$	58	$	2	$	—	$	65
Total Investments	$	1,037	$	26	$	3,057	$	952	$	39	$	2,991


(a)	Substantially all amounts are considered OTTIs on investments within Investment Trusts that have been recognized immediately as a regulatory asset.


(b)	These amounts are recorded in Other within Other Noncurrent Assets on the Condensed Consolidated Balance Sheets.

Investments Classified by Contractual Maturity Date

The table below summarizes the maturity date for debt securities.



(in millions)	March 31, 2017
Due in one year or less	$	72
Due after one through five years	355
Due after five through 10 years	189
Due after 10 years	417
Total	$	1,033

Schedule of Realized Gain (Loss)

Realized gains and losses, which were determined on a specific identification basis, from sales of available-for-sale securities were as follows.



	Three Months Ended
	March 31,
(in millions)	2017		2016
Realized gains	$	27	$	19
Realized losses	21		13

Duke Energy Progress [Member]

Schedule of Available-for-sale Securities [Line Items]

Available-for-sale Securities

The following table presents the estimated fair value of investments in available-for-sale securities.



	March 31, 2017						December 31, 2016
	Gross		Gross				Gross		Gross
	Unrealized		Unrealized		Estimated		Unrealized		Unrealized		Estimated
	Holding		Holding		Fair		Holding		Holding		Fair
(in millions)	Gains		Losses_(a)		Value		Gains		Losses_(a)		Value
NDTF
Cash and cash equivalents	$	—	$	—	$	43	$	—	$	—	$	45
Equity securities	772		13		1,541		704		21		1,505
Corporate debt securities	4		1		131		4		1		120
Municipal bonds	2		5		268		2		8		263
U.S. government bonds	5		2		284		5		2		275
Other debt securities	—		—		7		—		—		5
Total NDTF	$	783	$	21	$	2,274	$	715	$	32	$	2,213
Other Investments
Cash and cash equivalents	$	—	$	—	$	1	$	—	$	—	$	1
Total Other Investments^(b)	$	—	$	—	$	1	$	—	$	—	$	1
Total Investments	$	783	$	21	$	2,275	$	715	$	32	$	2,214


(a)	Substantially all amounts are considered OTTIs on investments within Investment Trusts that have been recognized immediately as a regulatory asset.


(b)	These amounts are recorded in Other within Other Noncurrent Assets on the Condensed Consolidated Balance Sheets.

Investments Classified by Contractual Maturity Date

The table below summarizes the maturity date for debt securities.



(in millions)	March 31, 2017
Due in one year or less	$	17
Due after one through five years	215
Due after five through 10 years	142
Due after 10 years	316
Total	$	690

Schedule of Realized Gain (Loss)

Realized gains and losses, which were determined on a specific identification basis, from sales of available-for-sale securities were as follows.



	Three Months Ended
	March 31,
(in millions)	2017		2016
Realized gains	$	24	$	15
Realized losses	19		11

Duke Energy Florida [Member]

Schedule of Available-for-sale Securities [Line Items]

Available-for-sale Securities

The following table presents the estimated fair value of investments in available-for-sale securities.



	March 31, 2017						December 31, 2016
	Gross		Gross				Gross		Gross
	Unrealized		Unrealized		Estimated		Unrealized		Unrealized		Estimated
	Holding		Holding		Fair		Holding		Holding		Fair
(in millions)	Gains		Losses_(a)		Value		Gains		Losses_(a)		Value
NDTF
Cash and cash equivalents	$	—	$	—	$	51	$	—	$	—	$	48
Equity securities	249		4		377		231		5		356
Corporate debt securities	1		—		57		1		1		54
Municipal bonds	—		—		1		—		—		1
U.S. government bonds	2		1		234		3		1		251
Other debt securities	—		—		5		—		—		3
Total NDTF^(b)	$	252	$	5	$	725	$	235	$	7	$	713
Other Investments
Cash and cash equivalents	$	—	$	—	$	1	$	—	$	—	$	4
Municipal bonds	2		—		46		2		—		44
Total Other Investments^(c)	$	2	$	—	$	47	$	2	$	—	$	48
Total Investments	$	254	$	5	$	772	$	237	$	7	$	761


(a)	Substantially all amounts are considered OTTIs on investments within Investment Trusts that have been recognized immediately as a regulatory asset.


(b)	During the three months ended March 31, 2017, Duke Energy Florida continued to receive reimbursements from the NDTF for costs related to ongoing commissioning activity of the Crystal River Unit 3 nuclear plant.


(c)	These amounts are recorded in Other within Other Noncurrent Assets on the Condensed Consolidated Balance Sheets.

Investments Classified by Contractual Maturity Date

The table below summarizes the maturity date for debt securities.



(in millions)	March 31, 2017
Due in one year or less	$	55
Due after one through five years	140
Due after five through 10 years	47
Due after 10 years	101
Total	$	343

Schedule of Realized Gain (Loss)

Realized gains and losses, which were determined on a specific identification basis, from sales of available-for-sale securities were as follows.



	Three Months Ended
	March 31,
(in millions)	2017		2016
Realized gains	$	3	$	4
Realized losses	2		2

Duke Energy Indiana [Member]

Schedule of Available-for-sale Securities [Line Items]

Available-for-sale Securities

The following table presents the estimated fair value of investments in available-for-sale securities.



	March 31, 2017						December 31, 2016
	Gross		Gross				Gross		Gross
	Unrealized		Unrealized		Estimated		Unrealized		Unrealized		Estimated
	Holding		Holding		Fair		Holding		Holding		Fair
(in millions)	Gains		Losses_(a)		Value		Gains		Losses_(a)		Value
Other Investments
Equity securities	$	38	$	—	$	84	$	33	$	—	$	79
Corporate debt securities	—		—		2		—		—		2
Municipal bonds	—		1		28		—		1		28
U.S. government bonds	—		—		1		—		—		1
Total Other Investments^(b)	$	38	$	1	$	115	$	33	$	1	$	110
Total Investments	$	38	$	1	$	115	$	33	$	1	$	110


(a)	Substantially all amounts are considered OTTIs on investments within Investment Trusts that have been recognized immediately as a regulatory asset.


(b)	These amounts are recorded in Other within Other Noncurrent Assets on the Condensed Consolidated Balance Sheets.

Investments Classified by Contractual Maturity Date

The table below summarizes the maturity date for debt securities.



(in millions)	March 31, 2017
Due in one year or less	$	2
Due after one through five years	15
Due after five through 10 years	9
Due after 10 years	5
Total	$	31

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References + Details