CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions		Jun. 30, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents		$ 467	$ 341
Accounts receivable (less reserve:)
Customer		628	666
Other		85	46
Unbilled revenues		416	480
Fuel, materials and supplies		316	356
Prepayments		131	63
Price risk management assets		69	63
Regulatory assets		37	39
Other current assets		54	52
Total Current Assets		2,166	2,067
Property, Plant and Equipment
Regulated utility plant		36,173	34,674
Less: accumulated depreciation - regulated utility plant		6,446	6,013
Regulated utility plant, net		29,727	28,661
Non-regulated property, plant and equipment		424	413
Less: accumulated depreciation - non-regulated property, plant and equipment		147	134
Non-regulated property, plant and equipment, net		277	279
Construction work in progress		1,229	1,134
Property, Plant and Equipment, net		31,233	30,074
Other Noncurrent Assets
Regulatory assets		1,906	1,918
Goodwill		3,139	3,060
Other intangibles		656	700
Pension benefit asset		467	9
Price risk management assets		245	336
Other noncurrent assets		152	151
Total Other Noncurrent Assets		6,565	6,174
Total Assets		39,964	38,315
Current Liabilities
Short-term debt		1,497	923
Long-term debt due within one year		671	518
Accounts payable		752	820
Taxes		77	101
Interest		196	270
Dividends		271	259
Customer deposits		289	276
Regulatory liabilities		71	101
Other current liabilities		526	569
Total Current Liabilities		4,350	3,837
Long-term Debt
Long-term Debt		18,397	17,808
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		4,130	3,889
Investment tax credits		131	132
Accrued pension obligations		787	1,001
Asset retirement obligations		343	428
Regulatory liabilities		902	899
Other deferred credits and noncurrent liabilities		434	422
Total Deferred Credits and Other Noncurrent Liabilities		6,727	6,771
Commitments and Contingent Liabilities
Equity
Common stock	[1]	7	7
Additional paid-in capital		10,023	9,841
Earnings reinvested		3,983	3,829
Accumulated other comprehensive loss		(3,523)	(3,778)
Total Equity		10,490	9,899
Total Liabilities and Equity		39,964	38,315
PPL Electric Utilities Corp [Member]
Assets
Cash and cash equivalents		59	13
Accounts receivable (less reserve:)
Customer		267	272
Other		12	21
Accounts receivable from affiliates		1	0
Notes receivable from affiliate		270	0
Unbilled revenues		97	114
Fuel, materials and supplies		29	32
Prepayments		61	9
Regulatory assets		14	19
Other current assets		6	8
Total Current Assets		816	488
Property, Plant and Equipment
Regulated utility plant		10,235	9,654
Less: accumulated depreciation - regulated utility plant		2,814	2,714
Regulated utility plant, net		7,421	6,940
Construction work in progress		593	641
Property, Plant and Equipment, net		8,014	7,581
Other Noncurrent Assets
Regulatory assets		1,076	1,094
Other intangibles		254	251
Other noncurrent assets		15	12
Total Other Noncurrent Assets		1,345	1,357
Total Assets		10,175	9,426
Current Liabilities
Short-term debt		0	295
Long-term debt due within one year		224	224
Accounts payable		353	367
Accounts payable to affiliates		29	42
Taxes		8	12
Interest		37	34
Regulatory liabilities		57	83
Other current liabilities		88	101
Total Current Liabilities		796	1,158
Long-term Debt
Long-term Debt		3,074	2,607
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,990	1,899
Accrued pension obligations		257	281
Regulatory liabilities		0	0
Other deferred credits and noncurrent liabilities		90	90
Total Deferred Credits and Other Noncurrent Liabilities		2,337	2,270
Commitments and Contingent Liabilities
Equity
Common stock	[2]	364	364
Additional paid-in capital		2,729	2,154
Earnings reinvested		875	873
Total Equity		3,968	3,391
Total Liabilities and Equity		10,175	9,426
LG And E And KU Energy LLC [Member]
Assets
Cash and cash equivalents		19	13
Accounts receivable (less reserve:)
Customer		221	235
Other		40	17
Unbilled revenues		147	170
Fuel, materials and supplies		257	297
Prepayments		32	24
Regulatory assets		23	20
Other current assets		9	4
Total Current Assets		748	780
Property, Plant and Equipment
Regulated utility plant		12,852	12,746
Less: accumulated depreciation - regulated utility plant		1,630	1,465
Regulated utility plant, net		11,222	11,281
Construction work in progress		411	317
Property, Plant and Equipment, net		11,633	11,598
Other Noncurrent Assets
Regulatory assets		830	824
Goodwill		996	996
Other intangibles		90	95
Other noncurrent assets		80	78
Total Other Noncurrent Assets		1,996	1,993
Total Assets		14,377	14,371
Current Liabilities
Short-term debt		258	185
Long-term debt due within one year		98	194
Notes payable with affiliate		159	163
Accounts payable		225	251
Accounts payable to affiliates		6	6
Taxes		42	39
Price risk management liabilities		5	4
Interest		31	32
Customer deposits		57	56
Regulatory liabilities		14	18
Asset retirement obligations		73	60
Other current liabilities		115	119
Total Current Liabilities		1,083	1,127
Long-term Debt
Long-term debt		4,569	4,471
Long-term debt to affiliate		400	400
Long-term Debt		4,969	4,871
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,823	1,735
Investment tax credits		131	132
Accrued pension obligations		344	350
Asset retirement obligations		292	373
Regulatory liabilities		902	899
Price risk management liabilities		25	27
Other deferred credits and noncurrent liabilities		176	190
Total Deferred Credits and Other Noncurrent Liabilities		3,693	3,706
Commitments and Contingent Liabilities
Equity
Accumulated other comprehensive loss		(77)	(70)
Member's Equity		4,632	4,667
Total Liabilities and Equity		14,377	14,371
Louisville Gas And Electric Co [Member]
Assets
Cash and cash equivalents		7	5
Accounts receivable (less reserve:)
Customer		101	109
Other		11	11
Accounts receivable from affiliates		17	28
Unbilled revenues		61	75
Fuel, materials and supplies		110	143
Prepayments		15	12
Regulatory assets		11	9
Other current assets		3	1
Total Current Assets		336	393
Property, Plant and Equipment
Regulated utility plant		5,440	5,357
Less: accumulated depreciation - regulated utility plant		566	498
Regulated utility plant, net		4,874	4,859
Construction work in progress		174	133
Property, Plant and Equipment, net		5,048	4,992
Other Noncurrent Assets
Regulatory assets		449	450
Goodwill		389	389
Other intangibles		55	59
Other noncurrent assets		17	17
Total Other Noncurrent Assets		910	915
Total Assets		6,294	6,300
Current Liabilities
Short-term debt		207	169
Long-term debt due within one year		98	194
Accounts payable		116	148
Accounts payable to affiliates		23	26
Taxes		17	40
Price risk management liabilities		5	4
Interest		10	11
Customer deposits		27	27
Regulatory liabilities		4	5
Asset retirement obligations		29	41
Other current liabilities		40	36
Total Current Liabilities		576	701
Long-term Debt
Long-term Debt		1,521	1,423
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,033	974
Investment tax credits		36	36
Accrued pension obligations		49	53
Asset retirement obligations		103	104
Regulatory liabilities		418	419
Price risk management liabilities		25	27
Other deferred credits and noncurrent liabilities		83	87
Total Deferred Credits and Other Noncurrent Liabilities		1,747	1,700
Commitments and Contingent Liabilities
Equity
Common stock	[3]	424	424
Additional paid-in capital		1,682	1,682
Earnings reinvested		344	370
Total Equity		2,450	2,476
Total Liabilities and Equity		6,294	6,300
Kentucky Utilities Co [Member]
Assets
Cash and cash equivalents		12	7
Accounts receivable (less reserve:)
Customer		120	126
Other		27	5
Unbilled revenues		86	95
Fuel, materials and supplies		147	154
Prepayments		15	12
Regulatory assets		12	11
Other current assets		6	3
Total Current Assets		425	413
Property, Plant and Equipment
Regulated utility plant		7,404	7,382
Less: accumulated depreciation - regulated utility plant		1,062	965
Regulated utility plant, net		6,342	6,417
Construction work in progress		236	181
Property, Plant and Equipment, net		6,578	6,598
Other Noncurrent Assets
Regulatory assets		381	374
Goodwill		607	607
Other intangibles		35	36
Other noncurrent assets		60	57
Total Other Noncurrent Assets		1,083	1,074
Total Assets		8,086	8,085
Current Liabilities
Short-term debt		51	16
Accounts payable		94	78
Accounts payable to affiliates		43	56
Taxes		16	45
Interest		16	16
Customer deposits		30	29
Regulatory liabilities		10	13
Asset retirement obligations		44	19
Other current liabilities		32	36
Total Current Liabilities		336	308
Long-term Debt
Long-term Debt		2,327	2,327
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes		1,242	1,170
Investment tax credits		95	96
Accrued pension obligations		38	62
Asset retirement obligations		189	269
Regulatory liabilities		484	480
Other deferred credits and noncurrent liabilities		42	50
Total Deferred Credits and Other Noncurrent Liabilities		2,090	2,127
Commitments and Contingent Liabilities
Equity
Common stock	[4]	308	308
Additional paid-in capital		2,616	2,616
Earnings reinvested		409	400
Accumulated other comprehensive loss		0	(1)
Total Equity		3,333	3,323
Total Liabilities and Equity		$ 8,086	$ 8,085

[1] 1,560,000 shares authorized; 685,473 and 679,731 shares issued and outstanding at June 30, 2017 and December 31, 2016.

[2] 170,000 shares authorized; 66,368 shares issued and outstanding at June 30, 2017 and December 31, 2016.

[3] 75,000 shares authorized; 21,294 shares issued and outstanding at June 30, 2017 and December 31, 2016.

[4] 80,000 shares authorized; 37,818 shares issued and outstanding at June 30, 2017 and December 31, 2016.