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v3.19.3.a.u2

Segment Information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues | $ 2,673 | $ 2,963 | $ 2,516 | $ 2,883 | $ 2,710 | $ 3,064 | $ 2,625 | $ 2,862 | $ 11,035 | [1] | $ 11,261 | [1] | $ 10,928 | [1]
Provision for depreciation | 310 | 304 | 309 | 297 | 293 | 283 | 283 | 277 | 1,220 |  | 1,136 |  | 1,027 |
Amortization (deferral) of regulatory assets, net |  |  |  |  |  |  |  |  | (79) |  | (150) |  | 308 |
Miscellaneous income, net |  |  |  |  |  |  |  |  | 243 |  | 205 |  | 53 |
Interest expense |  |  |  |  |  |  |  |  | 1,033 |  | 1,116 |  | 1,005 |
Income taxes | (68) | 107 | 81 | 93 | 35 | 121 | 101 | 233 | 213 |  | 490 |  | 1,715 |
Income (loss) from continuing operations | (181) | $ 389 | $ 341 | $ 355 | 134 | $ 399 | $ 308 | $ 181 | 904 |  | 1,022 |  | (289) |
Total assets | 42,301 |  |  |  | 40,063 |  |  |  | 42,301 |  | 40,063 |  | 42,257 |
Total goodwill | 5,618 |  |  |  | 5,618 |  |  |  | 5,618 |  | 5,618 |  | 5,618 |
Property additions |  |  |  |  |  |  |  |  | 2,665 |  | 2,675 |  | 2,587 |
External revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 11,035 |  | 11,261 |  | 10,928 |
Internal revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Regulated Distribution |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total goodwill | 5,004 |  |  |  |  |  |  |  | 5,004 |  |  |  |  |
Regulated Transmission |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 1,510 |  | 1,335 |  |  |
Operating Segments | Regulated Distribution |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 9,698 |  | 10,103 |  | 9,760 |
Provision for depreciation |  |  |  |  |  |  |  |  | 863 |  | 812 |  | 724 |
Amortization (deferral) of regulatory assets, net |  |  |  |  |  |  |  |  | (89) |  | (163) |  | 292 |
Miscellaneous income, net |  |  |  |  |  |  |  |  | 174 |  | 192 |  | 57 |
Interest expense |  |  |  |  |  |  |  |  | 495 |  | 514 |  | 535 |
Income taxes |  |  |  |  |  |  |  |  | 271 |  | 422 |  | 580 |
Income (loss) from continuing operations |  |  |  |  |  |  |  |  | 1,076 |  | 1,242 |  | 916 |
Total assets | 29,642 |  |  |  | 28,690 |  |  |  | 29,642 |  | 28,690 |  | 27,730 |
Total goodwill | 5,004 |  |  |  | 5,004 |  |  |  | 5,004 |  | 5,004 |  | 5,004 |
Property additions |  |  |  |  |  |  |  |  | 1,473 |  | 1,411 |  | 1,191 |
Operating Segments | Regulated Distribution | External revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 9,511 |  | 9,900 |  | 9,602 |
Operating Segments | Regulated Distribution | Internal revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 187 |  | 203 |  | 158 |
Operating Segments | Regulated Transmission |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 1,526 |  | 1,353 |  | 1,324 |
Provision for depreciation |  |  |  |  |  |  |  |  | 284 |  | 252 |  | 224 |
Amortization (deferral) of regulatory assets, net |  |  |  |  |  |  |  |  | 10 |  | 13 |  | 16 |
Miscellaneous income, net |  |  |  |  |  |  |  |  | 15 |  | 14 |  | 1 |
Interest expense |  |  |  |  |  |  |  |  | 192 |  | 167 |  | 156 |
Income taxes |  |  |  |  |  |  |  |  | 113 |  | 122 |  | 205 |
Income (loss) from continuing operations |  |  |  |  |  |  |  |  | 447 |  | 397 |  | 336 |
Total assets | 11,611 |  |  |  | 10,404 |  |  |  | 11,611 |  | 10,404 |  | 9,525 |
Total goodwill | 614 |  |  |  | 614 |  |  |  | 614 |  | 614 |  | 614 |
Property additions |  |  |  |  |  |  |  |  | 1,090 |  | 1,104 |  | 1,030 |
Operating Segments | Regulated Transmission | External revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 1,510 |  | 1,335 |  | 1,307 |
Operating Segments | Regulated Transmission | Internal revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 16 |  | 18 |  | 17 |
Corporate/ Other |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 14 |  | 34 |  | 43 |
Provision for depreciation |  |  |  |  |  |  |  |  | 5 |  | 3 |  | 10 |
Amortization (deferral) of regulatory assets, net |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Miscellaneous income, net |  |  |  |  |  |  |  |  | 80 |  | 32 |  | 39 |
Interest expense |  |  |  |  |  |  |  |  | 372 |  | 468 |  | 358 |
Income taxes |  |  |  |  |  |  |  |  | (171) |  | (54) |  | 930 |
Income (loss) from continuing operations |  |  |  |  |  |  |  |  | (619) |  | (617) |  | (1,541) |
Total assets | 1,015 |  |  |  | 944 |  |  |  | 1,015 |  | 944 |  | 1,007 |
Total goodwill | 0 |  |  |  | 0 |  |  |  | 0 |  | 0 |  | 0 |
Property additions |  |  |  |  |  |  |  |  | 102 |  | 133 |  | 49 |
Corporate/ Other | External revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 14 |  | 26 |  | 19 |
Corporate/ Other | Internal revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 0 |  | 8 |  | 24 |
Reconciling Adjustments |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | (203) |  | (229) |  | (199) |
Provision for depreciation |  |  |  |  |  |  |  |  | 68 |  | 69 |  | 69 |
Amortization (deferral) of regulatory assets, net |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Miscellaneous income, net |  |  |  |  |  |  |  |  | (26) |  | (33) |  | (44) |
Interest expense |  |  |  |  |  |  |  |  | (26) |  | (33) |  | (44) |
Income taxes |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Income (loss) from continuing operations |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Total assets | 33 |  |  |  | 25 |  |  |  | 33 |  | 25 |  | 3,995 |
Total goodwill | $ 0 |  |  |  | $ 0 |  |  |  | 0 |  | 0 |  | 0 |
Property additions |  |  |  |  |  |  |  |  | 0 |  | 27 |  | 317 |
Reconciling Adjustments | External revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 0 |  | 0 |  | 0 |
Reconciling Adjustments | Internal revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | $ (203) |  | $ (229) |  | $ (199) |
[1] | Includes excise and gross receipts tax collections of $373 million, $386 million and $370 million in 2019, 2018 and 2017, respectively.

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