CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions		Mar. 31, 2016	Dec. 31, 2015
Current Assets
Cash and cash equivalents		$ 814	$ 836
Accounts receivable (less reserve:)
Customer		727	673
Other		50	59
Unbilled revenues		419	453
Fuel, materials and supplies		332	357
Prepayments		150	66
Price risk management assets		183	139
Regulatory assets		26	48
Other current assets		38	63
Total Current Assets		2,713	2,646
Property, Plant and Equipment
Regulated utility plant		33,849	34,399
Less: accumulated depreciation - regulated utility plant		5,731	5,683
Regulated utility plant, net		28,118	28,716
Non-regulated property, plant and equipment		476	516
Less: accumulated depreciation - non-regulated property, plant and equipment		144	165
Non-regulated property, plant and equipment, net		332	351
Construction work in progress		1,382	1,315
Property, Plant and Equipment, net		29,832	30,382
Other Noncurrent Assets
Regulatory assets		1,747	1,733
Goodwill		3,336	3,550
Other intangibles		667	679
Price risk management assets		254	156
Other noncurrent assets		160	155
Total Other Noncurrent Assets		6,164	6,273
Total Assets		38,709	39,301
Current Liabilities
Short-term debt		1,265	916
Long-term debt due within one year		485	485
Accounts payable		707	812
Taxes		96	85
Interest		315	303
Dividends		257	255
Customer deposits		306	326
Regulatory liabilities		119	145
Other current liabilities		516	549
Total Current Liabilities		4,066	3,876
Long-term Debt
Long-term Debt		18,074	18,563
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		3,560	3,440
Investment tax credits		127	128
Accrued pension obligations		1,183	1,405
Asset retirement obligations		517	536
Regulatory liabilities		942	945
Other deferred credits and noncurrent liabilities		478	489
Total Deferred Credits and Other Noncurrent Liabilities		$ 6,807	$ 6,943
Commitments and Contingent Liabilities
Equity
Common stock	[1]	$ 7	$ 7
Additional paid-in capital		9,729	9,687
Earnings reinvested		3,185	2,953
Accumulated other comprehensive income (loss)		(3,159)	(2,728)
Total Stockholders' Equity		9,762	9,919
Total Liabilities and Equity		38,709	39,301
PPL Electric Utilities Corp [Member]
Current Assets
Cash and cash equivalents		34	47
Accounts receivable (less reserve:)
Customer		318	286
Other		14	10
Unbilled revenues		86	91
Accounts receivable from affiliates		7	0
Fuel, materials and supplies		31	34
Prepayments		87	66
Regulatory assets		9	13
Other current assets		13	21
Total Current Assets		590	555
Property, Plant and Equipment
Regulated utility plant		8,889	8,734
Less: accumulated depreciation - regulated utility plant		2,616	2,573
Regulated utility plant, net		6,273	6,161
Construction work in progress		591	530
Property, Plant and Equipment, net		6,864	6,691
Other Noncurrent Assets
Regulatory assets		1,003	1,006
Other intangibles		245	244
Other noncurrent assets		18	15
Total Other Noncurrent Assets		1,266	1,265
Total Assets		8,720	8,511
Current Liabilities
Short-term debt		125	0
Accounts payable		300	288
Accounts payable to affiliates		38	35
Taxes		16	24
Interest		31	37
Customer deposits		22	31
Regulatory liabilities		89	113
Other current liabilities		73	77
Total Current Liabilities		694	605
Long-term Debt
Long-term Debt		2,829	2,828
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,731	1,663
Accrued pension obligations		184	183
Regulatory liabilities		25	22
Other deferred credits and noncurrent liabilities		89	91
Total Deferred Credits and Other Noncurrent Liabilities		$ 2,029	$ 1,959
Commitments and Contingent Liabilities
Equity
Common stock	[2]	$ 364	$ 364
Additional paid-in capital		1,934	1,934
Earnings reinvested		870	821
Total Stockholders' Equity		3,168	3,119
Total Liabilities and Equity		8,720	8,511
LG And E And KU Energy LLC [Member]
Current Assets
Cash and cash equivalents		28	30
Accounts receivable (less reserve:)
Customer		225	209
Other		10	16
Unbilled revenues		139	147
Fuel, materials and supplies		277	298
Prepayments		26	23
Regulatory assets		17	35
Other current assets		5	7
Total Current Assets		727	765
Property, Plant and Equipment
Regulated utility plant		12,040	11,906
Less: accumulated depreciation - regulated utility plant		1,260	1,163
Regulated utility plant, net		10,780	10,743
Construction work in progress		669	660
Property, Plant and Equipment, net		11,449	11,403
Other Noncurrent Assets
Regulatory assets		744	727
Goodwill		996	996
Other intangibles		117	123
Other noncurrent assets		78	76
Total Other Noncurrent Assets		1,935	1,922
Total Assets		14,111	14,090
Current Liabilities
Short-term debt		116	265
Long-term debt due within one year		25	25
Notes payable with affiliates		147	54
Accounts payable		232	266
Accounts payable to affiliates		10	5
Taxes		21	46
Interest		74	32
Customer deposits		53	52
Price risk management liabilities		6	5
Regulatory liabilities		30	32
Asset retirement obligations		70	50
Other current liabilities		90	135
Total Current Liabilities		874	967
Long-term Debt
Long-term debt		4,663	4,663
Long-term debt to affiliate		400	400
Long-term Debt		5,063	5,063
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,532	1,463
Investment tax credits		127	128
Price risk management liabilities		47	42
Accrued pension obligations		267	296
Asset retirement obligations		470	485
Regulatory liabilities		917	923
Other deferred credits and noncurrent liabilities		205	206
Total Deferred Credits and Other Noncurrent Liabilities		$ 3,565	$ 3,543
Commitments and Contingent Liabilities
Equity
Member's Equity		$ 4,609	$ 4,517
Total Liabilities and Equity		14,111	14,090
Louisville Gas And Electric Co [Member]
Current Assets
Cash and cash equivalents		11	19
Accounts receivable (less reserve:)
Customer		97	92
Other		6	7
Unbilled revenues		60	67
Accounts receivable from affiliates		16	12
Fuel, materials and supplies		120	151
Prepayments		8	5
Income taxes receivable		3	4
Regulatory assets		7	16
Other current assets		2	2
Total Current Assets		330	375
Property, Plant and Equipment
Regulated utility plant		4,889	4,804
Less: accumulated depreciation - regulated utility plant		441	404
Regulated utility plant, net		4,448	4,400
Construction work in progress		379	390
Property, Plant and Equipment, net		4,827	4,790
Other Noncurrent Assets
Regulatory assets		430	424
Goodwill		389	389
Other intangibles		70	73
Other noncurrent assets		18	17
Total Other Noncurrent Assets		907	903
Total Assets		6,064	6,068
Current Liabilities
Short-term debt		82	142
Long-term debt due within one year		25	25
Accounts payable		137	157
Accounts payable to affiliates		25	25
Taxes		11	20
Interest		24	11
Customer deposits		26	26
Price risk management liabilities		6	5
Regulatory liabilities		8	13
Asset retirement obligations		40	25
Other current liabilities		27	39
Total Current Liabilities		411	488
Long-term Debt
Long-term Debt		1,617	1,617
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		867	829
Investment tax credits		34	35
Price risk management liabilities		47	42
Accrued pension obligations		43	56
Asset retirement obligations		136	149
Regulatory liabilities		428	431
Other deferred credits and noncurrent liabilities		90	91
Total Deferred Credits and Other Noncurrent Liabilities		$ 1,645	$ 1,633
Commitments and Contingent Liabilities
Equity
Common stock	[3]	$ 424	$ 424
Additional paid-in capital		1,641	1,611
Earnings reinvested		326	295
Total Stockholders' Equity		2,391	2,330
Total Liabilities and Equity		6,064	6,068
Kentucky Utilities Co [Member]
Current Assets
Cash and cash equivalents		17	11
Accounts receivable (less reserve:)
Customer		128	117
Affiliate		0	1
Other		3	8
Unbilled revenues		79	80
Fuel, materials and supplies		157	147
Prepayments		8	8
Regulatory assets		10	19
Other current assets		3	5
Total Current Assets		405	396
Property, Plant and Equipment
Regulated utility plant		7,148	7,099
Less: accumulated depreciation - regulated utility plant		819	759
Regulated utility plant, net		6,329	6,340
Construction work in progress		286	267
Property, Plant and Equipment, net		6,615	6,607
Other Noncurrent Assets
Regulatory assets		314	303
Goodwill		607	607
Other intangibles		47	50
Other noncurrent assets		50	48
Total Other Noncurrent Assets		1,018	1,008
Total Assets		8,038	8,011
Current Liabilities
Short-term debt		34	48
Accounts payable		77	88
Accounts payable to affiliates		42	39
Taxes		12	20
Interest		38	16
Customer deposits		27	26
Regulatory liabilities		22	19
Asset retirement obligations		30	25
Other current liabilities		28	44
Total Current Liabilities		310	325
Long-term Debt
Long-term Debt		2,326	2,326
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,091	1,046
Investment tax credits		93	93
Accrued pension obligations		37	46
Asset retirement obligations		334	336
Regulatory liabilities		489	492
Other deferred credits and noncurrent liabilities		60	60
Total Deferred Credits and Other Noncurrent Liabilities		$ 2,104	$ 2,073
Commitments and Contingent Liabilities
Equity
Common stock	[4]	$ 308	$ 308
Additional paid-in capital		2,596	2,596
Earnings reinvested		394	383
Total Stockholders' Equity		3,298	3,287
Total Liabilities and Equity		$ 8,038	$ 8,011

[1] 780,000 shares authorized; 676,384 and 673,857 shares issued and outstanding at March 31, 2016 and December 31, 2015 .

[2] 170,000 shares authorized; 66,368 shares issued and outstanding at March 31, 2016 and December 31, 2015 .

[3] 75,000 shares authorized ; 21 , 294 shares issued and outstanding at March 31, 2016 and December 31, 2015 .

[4] 80,000 shares authorized; 37 , 818 shares issued and outstanding at March 31, 2016 and December 31, 2015 .