Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Other Intangible Assets [Line Items]

Goodwill Rollforward

18. Goodwill and Other Intangible Assets
Goodwill
(PPL)
The changes in the carrying amount of goodwill by segment were:
		U.K. Regulated				Kentucky Regulated				Total
		2015		2014		2015		2014		2015		2014
Balance at beginning of period (a)		$	3,005	$	3,143	$	662	$	662	$	3,667	$	3,805
	Effect of foreign currency exchange rates		(117)		(138)						(117)		(138)
Balance at end of period (a)		$	2,888	$	3,005	$	662	$	662	$	3,550	$	3,667

(a)There were no accumulated impairment losses related to goodwill.

Other Intangible Assets

Other Intangible Assets
(PPL)
The gross carrying amount and the accumulated amortization of other intangible assets were:
		December 31, 2015				December 31, 2014
		Gross				Gross
		Carrying		Accumulated		Carrying		Accumulated
		Amount		Amortization		Amount		Amortization
Subject to amortization:
	Contracts (a)	$	407	$	300	$	408	$	250
	Land and transmission rights		337		111		329		108
	Emission allowances/RECs (b)		5				5
	Licenses and other		10		5		10		5
Total subject to amortization			759		416		752		363
Not subject to amortization due to indefinite life:
	Land and transmission rights		33				29
	Easements (c)		303				250
Total not subject to amortization due to indefinite life			336				279
Total		$	1,095	$	416	$	1,031	$	363

(a)Gross carrying amount includes the fair value at the acquisition date of the OVEC power purchase contract and coal contracts with terms favorable to market recognized as a result of the 2010 acquisition of LKE by PPL. Offsetting regulatory liabilities were recorded related to these contracts, which are being amortized over the same period as the intangible assets, eliminating any income statement impact. This is referred to as "regulatory offset" in the tables below. See Note 6 for additional information.

(b)Emission allowances/RECs are expensed when consumed or sold; therefore, there is no accumulated amortization.

(c)Primarily from an increase in easements at WPD.

Amortization Expense, Excluding Consumption of Emission Allowances / Renewable Energy Credits

Amortization Expense was as follows:
		2015		2014		2013
Intangible assets with no regulatory offset	$	6	$	6	$	6
Intangible assets with regulatory offset		51		47		51
Total	$	57	$	53	$	57

Future Amortization Expense

Amortization expense for each of the next five years, excluding insignificant amounts for consumption of emission allowances/RECs, is estimated to be:
		2016		2017		2018		2019		2020
Intangible assets with no regulatory offset	$	6	$	6	$	6	$	6	$	6
Intangible assets with regulatory offset		27		9		9		9		8
Total	$	33	$	15	$	15	$	15	$	14

PPL Electric Utilities Corp [Member]

Goodwill and Other Intangible Assets [Line Items]

Other Intangible Assets

(PPL Electric)
The gross carrying amount and the accumulated amortization of other intangible assets were:
		December 31, 2015				December 31, 2014
		Gross				Gross
		Carrying		Accumulated		Carrying		Accumulated
		Amount		Amortization		Amount		Amortization
Subject to amortization:
	Land and transmission rights	$	316	$	108	$	308	$	105
	Licenses and other		4		1		4		1
Total subject to amortization			320		109		312		106
Not subject to amortization due to indefinite life:
	Land and transmission rights		33				29
Total		$	353	$	109	$	341	$	106

LG And E And KU Energy LLC [Member]

Goodwill and Other Intangible Assets [Line Items]

Other Intangible Assets

(LKE)
The gross carrying amount and the accumulated amortization of other intangible assets were:
		December 31, 2015				December 31, 2014
		Gross				Gross
		Carrying		Accumulated		Carrying		Accumulated
		Amount		Amortization		Amount		Amortization
Subject to amortization:
	Coal contracts (a)	$	269	$	252	$	269	$	210
	Land and transmission rights		21		2		21		2
	Emission allowances (b)		3				3
	OVEC power purchase agreement (c)		126		42		126		33
Total subject to amortization		$	419	$	296	$	419	$	245

(a)Gross carrying amount represents the fair value at the acquisition date of coal contracts with terms favorable to market recognized as a result of the 2010 acquisition by PPL. An offsetting regulatory liability was recorded related to these contracts, which is being amortized over the same period as the intangible assets, eliminating any income statement impact. See Note 6 for additional information.

(b)Emission allowances/RECs are expensed when consumed or sold; therefore, there is no accumulated amortization.

(c)Gross carrying amount represents the fair value at the acquisition date of the OVEC power purchase contract recognized as a result of the 2010 acquisition by PPL.An offsetting regulatory liability was recorded related to this contract, which is being amortized over the same period as the intangible asset, eliminating any income statement impact.See Note 6 for additional information.

Amortization Expense, Excluding Consumption of Emission Allowances / Renewable Energy Credits

Amortization expense was as follows:
		2015		2014		2013
Intangible assets with no regulatory offset					$	1
Intangible assets with regulatory offset	$	51	$	47		51
Total	$	51	$	47	$	52

Future Amortization Expense

Amortization expense for each of the next five years, excluding consumption of emission allowances, is estimated to be:
		2016		2017		2018		2019		2020
Intangible assets with regulatory offset	$	27	$	9	$	9	$	9	$	8

Louisville Gas And Electric Co [Member]

Goodwill and Other Intangible Assets [Line Items]

Other Intangible Assets

(LG&E)
The gross carrying amount and the accumulated amortization of other intangible assets were:
		December 31, 2015				December 31, 2014
		Gross				Gross
		Carrying		Accumulated		Carrying		Accumulated
		Amount		Amortization		Amount		Amortization
Subject to amortization:
	Coal contracts (a)	$	124	$	116	$	124	$	98
	Land and transmission rights		7		1		7		1
	Emission allowances (b)		1				1
	OVEC power purchase agreement (c)		87		29		87		23
Total subject to amortization		$	219	$	146	$	219	$	122

(a)Gross carrying amount represents the fair value at the acquisition date of coal contracts with terms favorable to market recognized as a result of the 2010 acquisition by PPL. An offsetting regulatory liability was recorded related to these contracts, which is being amortized over the same period as the intangible assets, eliminating any income statement impact. See Note 6 for additional information.

(b)Emission allowances/RECs are expensed when consumed or sold; therefore, there is no accumulated amortization.

(c)Gross carrying amount represents the fair value at the acquisition date of the OVEC power purchase contract recognized as a result of the 2010 acquisition by PPL. An offsetting regulatory liability was recorded related to this contract, which is being amortized over the same period as the intangible asset, eliminating any income statement impact.See Note 6 for additional information.

Amortization Expense, Excluding Consumption of Emission Allowances / Renewable Energy Credits

Amortization expense was as follows:
		2015		2014		2013
Intangible assets with regulatory offset	$	24	$	23	$	23

Future Amortization Expense

Amortization expense for each of the next five years, excluding consumption of emission allowances, is estimated to be:
		2016		2017		2018		2019		2020
Intangible assets with regulatory offset	$	14	$	6	$	6	$	6	$	6

Kentucky Utilities Co [Member]

Goodwill and Other Intangible Assets [Line Items]

Other Intangible Assets

(KU)
The gross carrying amount and the accumulated amortization of other intangible assets were:
		December 31, 2015				December 31, 2014
		Gross				Gross
		Carrying		Accumulated		Carrying		Accumulated
		Amount		Amortization		Amount		Amortization
Subject to amortization:
	Coal contracts (a)	$	145	$	136	$	145	$	112
	Land and transmission rights		14		1		14		1
	Emission allowances (b)		2				2
	OVEC power purchase agreement (c)		39		13		39		10
Total subject to amortization		$	200	$	150	$	200	$	123

(a)Gross carrying amount represents the fair value at the acquisition date of coal contracts with terms favorable to market recognized as a result of the 2010 acquisition by PPL. An offsetting regulatory liability was recorded related to these contracts, which is being amortized over the same period as the intangible assets, eliminating any income statement impact. See Note 6 for additional information.

(b)Emission allowances/RECs are expensed when consumed or sold; therefore, there is no accumulated amortization.

(c)Gross carrying amount represents the fair value at the acquisition date of the OVEC power purchase contract recognized as a result of the 2010 acquisition by PPL.An offsetting regulatory liability was recorded related to this contract, which is being amortized over the same period as the intangible asset, eliminating any income statement impact.See Note 6 for additional information.

Amortization Expense, Excluding Consumption of Emission Allowances / Renewable Energy Credits

Amortization expense was as follows:
		2015		2014		2013
Intangible assets with no regulatory offset					$	1
Intangible assets with regulatory offset	$	27	$	24		28
Total	$	27	$	24	$	29

Future Amortization Expense

Amortization expense for each of the next five years, excluding consumption of emission allowances, is estimated to be:
		2016		2017		2018		2019		2020
Intangible assets with regulatory offset	$	13	$	3	$	3	$	3	$	2