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
|
|
|