CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions |
Jun. 30, 2015 |
Dec. 31, 2014 |
Current Assets |
|
|
|
Cash and cash equivalents |
|
$ 846
|
$ 1,399
|
Short-term investments |
|
0
|
120
|
Accounts receivable (less reserve:) |
|
|
|
Customer |
|
737
|
737
|
Other |
|
106
|
71
|
Unbilled revenues |
|
431
|
517
|
Fuel, materials and supplies |
|
315
|
381
|
Prepayments |
|
136
|
75
|
Deferred income taxes |
|
159
|
125
|
Regulatory assets |
|
34
|
37
|
Other current assets |
|
140
|
134
|
Current assets of discontinued operations |
|
0
|
2,600
|
Total Current Assets |
|
2,870
|
6,159
|
Property, Plant and Equipment |
|
|
|
Regulated utility plant |
|
32,990
|
30,568
|
Less: accumulated depreciation - regulated utility plant |
|
5,480
|
5,361
|
Regulated utility plant, net |
|
27,510
|
25,207
|
Non-regulated property, plant and equipment |
|
537
|
592
|
Less: accumulated depreciation - non-regulated property, plant and equipment |
|
168
|
162
|
Non-regulated property, plant and equipment, net |
|
369
|
430
|
Construction work in progress |
|
1,339
|
2,532
|
Property, Plant and Equipment, net |
|
29,218
|
28,169
|
Assets, Noncurrent [Abstract] |
|
|
|
Regulatory assets |
|
1,569
|
1,562
|
Goodwill |
|
3,590
|
3,667
|
Other intangibles |
|
658
|
668
|
Other noncurrent assets |
|
339
|
322
|
Noncurrent assets of discontinued operations |
|
0
|
8,317
|
Total Other Noncurrent Assets |
|
6,156
|
14,536
|
Total Assets |
|
38,244
|
48,864
|
Current Liabilities |
|
|
|
Short-term debt |
|
1,100
|
836
|
Long-term debt due within one year |
|
1,000
|
1,000
|
Accounts payable |
|
902
|
995
|
Customer deposits |
|
309
|
304
|
Taxes |
|
130
|
263
|
Interest |
|
191
|
298
|
Dividends |
|
250
|
249
|
Regulatory liabilities |
|
137
|
91
|
Other current liabilities |
|
490
|
632
|
Current liabilities of discontinued operations |
|
0
|
2,775
|
Total Current Liabilities |
|
4,509
|
7,443
|
Long-term Debt |
|
17,103
|
17,173
|
Deferred Credits and Other Noncurrent Liabilities |
|
|
|
Deferred income taxes |
|
3,538
|
3,227
|
Investment tax credits |
|
130
|
132
|
Accrued pension obligations |
|
1,078
|
1,457
|
Asset retirement obligations |
|
487
|
324
|
Regulatory liabilities |
|
977
|
992
|
Other deferred credits and noncurrent liabilities |
|
481
|
525
|
Noncurrent liabilities of discontinued operations |
|
0
|
3,963
|
Total Deferred Credits and Other Noncurrent Liabilities |
|
$ 6,691
|
$ 10,620
|
Commitments and Contingent Liabilities |
|
|
|
Equity |
|
|
|
Common stock |
[1] |
$ 7
|
$ 7
|
Additional paid-in capital |
|
9,564
|
9,433
|
Earnings reinvested |
|
2,654
|
6,462
|
Accumulated other comprehensive income (loss) |
|
(2,284)
|
(2,274)
|
Total Stockholders' Equity |
|
9,941
|
13,628
|
Total Liabilities and Equity |
|
38,244
|
48,864
|
PPL Electric Utilities Corp [Member] |
|
|
|
Current Assets |
|
|
|
Cash and cash equivalents |
|
28
|
214
|
Accounts receivable (less reserve:) |
|
|
|
Customer |
|
343
|
312
|
Other |
|
21
|
44
|
Unbilled revenues |
|
88
|
113
|
Fuel, materials and supplies |
|
37
|
43
|
Prepayments |
|
90
|
10
|
Deferred income taxes |
|
93
|
58
|
Regulatory assets |
|
10
|
12
|
Other current assets |
|
10
|
13
|
Total Current Assets |
|
720
|
819
|
Property, Plant and Equipment |
|
|
|
Regulated utility plant |
|
8,331
|
7,589
|
Less: accumulated depreciation - regulated utility plant |
|
2,582
|
2,517
|
Regulated utility plant, net |
|
5,749
|
5,072
|
Construction work in progress |
|
475
|
738
|
Property, Plant and Equipment, net |
|
6,224
|
5,810
|
Assets, Noncurrent [Abstract] |
|
|
|
Regulatory assets |
|
946
|
897
|
Other intangibles |
|
239
|
235
|
Other noncurrent assets |
|
42
|
24
|
Total Other Noncurrent Assets |
|
1,227
|
1,156
|
Total Assets |
|
8,171
|
7,785
|
Current Liabilities |
|
|
|
Short-term debt |
|
168
|
0
|
Long-term debt due within one year |
|
100
|
100
|
Accounts payable |
|
308
|
325
|
Accounts payable to affiliates |
|
81
|
70
|
Taxes |
|
30
|
85
|
Interest |
|
34
|
34
|
Regulatory liabilities |
|
110
|
76
|
Other current liabilities |
|
82
|
103
|
Total Current Liabilities |
|
913
|
793
|
Long-term Debt |
|
2,503
|
2,502
|
Deferred Credits and Other Noncurrent Liabilities |
|
|
|
Deferred income taxes |
|
1,553
|
1,483
|
Accrued pension obligations |
|
147
|
212
|
Regulatory liabilities |
|
26
|
18
|
Other deferred credits and noncurrent liabilities |
|
76
|
60
|
Total Deferred Credits and Other Noncurrent Liabilities |
|
$ 1,802
|
$ 1,773
|
Commitments and Contingent Liabilities |
|
|
|
Equity |
|
|
|
Common stock |
[2] |
$ 364
|
$ 364
|
Additional paid-in capital |
|
1,810
|
1,603
|
Earnings reinvested |
|
779
|
750
|
Total Stockholders' Equity |
|
2,953
|
2,717
|
Total Liabilities and Equity |
|
8,171
|
7,785
|
LG And E And KU Energy LLC [Member] |
|
|
|
Current Assets |
|
|
|
Cash and cash equivalents |
|
13
|
21
|
Accounts receivable (less reserve:) |
|
|
|
Customer |
|
216
|
231
|
Other |
|
18
|
18
|
Unbilled revenues |
|
155
|
167
|
Fuel, materials and supplies |
|
249
|
311
|
Prepayments |
|
32
|
28
|
Income taxes receivable |
|
0
|
136
|
Deferred income taxes |
|
42
|
16
|
Regulatory assets |
|
24
|
25
|
Other current assets |
|
7
|
3
|
Total Current Assets |
|
756
|
956
|
Property, Plant and Equipment |
|
|
|
Regulated utility plant |
|
11,349
|
10,014
|
Less: accumulated depreciation - regulated utility plant |
|
1,040
|
1,069
|
Regulated utility plant, net |
|
10,309
|
8,945
|
Construction work in progress |
|
725
|
1,559
|
Property, Plant and Equipment, net |
|
11,034
|
10,504
|
Assets, Noncurrent [Abstract] |
|
|
|
Regulatory assets |
|
623
|
665
|
Goodwill |
|
996
|
996
|
Other intangibles |
|
148
|
174
|
Other noncurrent assets |
|
91
|
101
|
Total Other Noncurrent Assets |
|
1,858
|
1,936
|
Total Assets |
|
13,648
|
13,396
|
Current Liabilities |
|
|
|
Short-term debt |
|
561
|
575
|
Long-term debt due within one year |
|
900
|
900
|
Notes payable with affiliates |
|
59
|
41
|
Accounts payable |
|
346
|
399
|
Accounts payable to affiliates |
|
8
|
2
|
Customer deposits |
|
52
|
52
|
Taxes |
|
59
|
36
|
Interest |
|
24
|
23
|
Price risk management liabilities |
|
5
|
5
|
Price risk management liabilities from affiliates |
|
46
|
66
|
Regulatory liabilities |
|
27
|
15
|
Other current liabilities |
|
113
|
131
|
Total Current Liabilities |
|
2,200
|
2,245
|
Long-term Debt |
|
3,667
|
3,667
|
Deferred Credits and Other Noncurrent Liabilities |
|
|
|
Deferred income taxes |
|
1,406
|
1,241
|
Investment tax credits |
|
129
|
131
|
Price risk management liabilities |
|
40
|
43
|
Accrued pension obligations |
|
274
|
305
|
Asset retirement obligations |
|
437
|
274
|
Regulatory liabilities |
|
951
|
974
|
Other deferred credits and noncurrent liabilities |
|
215
|
268
|
Total Deferred Credits and Other Noncurrent Liabilities |
|
$ 3,452
|
$ 3,236
|
Commitments and Contingent Liabilities |
|
|
|
Equity |
|
|
|
Accumulated other comprehensive income (loss) |
|
$ (52)
|
$ (45)
|
Member's Equity |
|
4,329
|
4,248
|
Total Liabilities and Equity |
|
13,648
|
13,396
|
Louisville Gas And Electric Co [Member] |
|
|
|
Current Assets |
|
|
|
Cash and cash equivalents |
|
7
|
10
|
Accounts receivable (less reserve:) |
|
|
|
Customer |
|
94
|
107
|
Other |
|
10
|
11
|
Unbilled revenues |
|
67
|
76
|
Accounts receivable from affiliates |
|
16
|
23
|
Fuel, materials and supplies |
|
103
|
162
|
Prepayments |
|
8
|
8
|
Income taxes receivable |
|
0
|
74
|
Deferred income taxes |
|
17
|
0
|
Regulatory assets |
|
10
|
21
|
Other current assets |
|
3
|
1
|
Total Current Assets |
|
335
|
493
|
Property, Plant and Equipment |
|
|
|
Regulated utility plant |
|
4,565
|
4,031
|
Less: accumulated depreciation - regulated utility plant |
|
353
|
456
|
Regulated utility plant, net |
|
4,212
|
3,575
|
Construction work in progress |
|
331
|
676
|
Property, Plant and Equipment, net |
|
4,543
|
4,251
|
Assets, Noncurrent [Abstract] |
|
|
|
Regulatory assets |
|
370
|
397
|
Goodwill |
|
389
|
389
|
Other intangibles |
|
85
|
97
|
Other noncurrent assets |
|
23
|
35
|
Total Other Noncurrent Assets |
|
867
|
918
|
Total Assets |
|
5,745
|
5,662
|
Current Liabilities |
|
|
|
Short-term debt |
|
259
|
264
|
Long-term debt due within one year |
|
250
|
250
|
Accounts payable |
|
210
|
240
|
Accounts payable to affiliates |
|
16
|
20
|
Customer deposits |
|
25
|
25
|
Taxes |
|
28
|
19
|
Interest |
|
6
|
6
|
Price risk management liabilities |
|
5
|
5
|
Price risk management liabilities from affiliates |
|
23
|
33
|
Regulatory liabilities |
|
15
|
10
|
Other current liabilities |
|
41
|
42
|
Total Current Liabilities |
|
878
|
914
|
Long-term Debt |
|
1,103
|
1,103
|
Deferred Credits and Other Noncurrent Liabilities |
|
|
|
Deferred income taxes |
|
777
|
700
|
Investment tax credits |
|
35
|
36
|
Price risk management liabilities |
|
40
|
43
|
Accrued pension obligations |
|
36
|
57
|
Asset retirement obligations |
|
109
|
66
|
Regulatory liabilities |
|
446
|
458
|
Other deferred credits and noncurrent liabilities |
|
97
|
111
|
Total Deferred Credits and Other Noncurrent Liabilities |
|
$ 1,540
|
$ 1,471
|
Commitments and Contingent Liabilities |
|
|
|
Equity |
|
|
|
Common stock |
[3] |
$ 424
|
$ 424
|
Additional paid-in capital |
|
1,541
|
1,521
|
Earnings reinvested |
|
259
|
229
|
Total Stockholders' Equity |
|
2,224
|
2,174
|
Total Liabilities and Equity |
|
5,745
|
5,662
|
Kentucky Utilities Co [Member] |
|
|
|
Current Assets |
|
|
|
Cash and cash equivalents |
|
6
|
11
|
Accounts receivable (less reserve:) |
|
|
|
Customer |
|
122
|
124
|
Other |
|
7
|
6
|
Unbilled revenues |
|
88
|
91
|
Fuel, materials and supplies |
|
146
|
149
|
Prepayments |
|
12
|
10
|
Income taxes receivable |
|
0
|
60
|
Deferred income taxes |
|
20
|
2
|
Regulatory assets |
|
14
|
4
|
Other current assets |
|
4
|
2
|
Total Current Assets |
|
419
|
459
|
Property, Plant and Equipment |
|
|
|
Regulated utility plant |
|
6,780
|
5,977
|
Less: accumulated depreciation - regulated utility plant |
|
685
|
611
|
Regulated utility plant, net |
|
6,095
|
5,366
|
Construction work in progress |
|
390
|
880
|
Property, Plant and Equipment, net |
|
6,485
|
6,246
|
Assets, Noncurrent [Abstract] |
|
|
|
Regulatory assets |
|
253
|
268
|
Goodwill |
|
607
|
607
|
Other intangibles |
|
63
|
77
|
Other noncurrent assets |
|
57
|
58
|
Total Other Noncurrent Assets |
|
980
|
1,010
|
Total Assets |
|
7,884
|
7,715
|
Current Liabilities |
|
|
|
Short-term debt |
|
227
|
236
|
Long-term debt due within one year |
|
250
|
250
|
Accounts payable |
|
124
|
141
|
Accounts payable to affiliates |
|
36
|
47
|
Customer deposits |
|
27
|
27
|
Taxes |
|
28
|
14
|
Interest |
|
12
|
11
|
Price risk management liabilities from affiliates |
|
23
|
33
|
Regulatory liabilities |
|
12
|
5
|
Other current liabilities |
|
42
|
41
|
Total Current Liabilities |
|
781
|
805
|
Long-term Debt |
|
1,841
|
1,841
|
Deferred Credits and Other Noncurrent Liabilities |
|
|
|
Deferred income taxes |
|
987
|
884
|
Investment tax credits |
|
94
|
95
|
Accrued pension obligations |
|
43
|
59
|
Asset retirement obligations |
|
328
|
208
|
Regulatory liabilities |
|
505
|
516
|
Other deferred credits and noncurrent liabilities |
|
64
|
101
|
Total Deferred Credits and Other Noncurrent Liabilities |
|
$ 2,021
|
$ 1,863
|
Commitments and Contingent Liabilities |
|
|
|
Equity |
|
|
|
Common stock |
[4] |
$ 308
|
$ 308
|
Additional paid-in capital |
|
2,596
|
2,596
|
Earnings reinvested |
|
338
|
302
|
Accumulated other comprehensive income (loss) |
|
(1)
|
0
|
Total Stockholders' Equity |
|
3,241
|
3,206
|
Total Liabilities and Equity |
|
$ 7,884
|
$ 7,715
|
|
|