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v3.10.0.1

Segment Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Dec. 31, 2017
Segment Financial Information |  |  |  |  |  |
Revenues | [1] | $ 2,704 | $ 2,624 | $ 5,680 | $ 5,479 |
Depreciation |  | 299 | 254 | 593 | 504 |
Amortization (deferral) of regulatory assets, net |  | (107) | 78 | (255) | 161 |
Miscellaneous income (expense), net |  | 48 | 11 | 115 | 25 |
Interest expense |  | 369 | 248 | 619 | 493 |
Income taxes (benefits) |  | 115 | 132 | 367 | 284 |
Income (loss) from continuing operations |  | 267 | 219 | 444 | 476 |
Total assets |  | 38,971 | 43,327 | 38,971 | 43,327 | $ 42,257
Goodwill |  | 5,618 | 5,618 | 5,618 | 5,618 | $ 5,618
Property additions |  | 724 | 666 | 1,307 | 1,254 |
Regulated Distribution |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |
Revenues |  | 2,110 |  | 4,431 |  |
Income (loss) from continuing operations |  |  |  | 699 | 442 |
Regulated Transmission |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |
Income (loss) from continuing operations |  | 104 | 92 | 203 | 180 |
Operating Segments | Regulated Distribution |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |
Revenues |  | 2,352 | 2,271 | 4,928 | 4,771 |
Depreciation |  | 200 | 179 | 396 | 357 |
Amortization (deferral) of regulatory assets, net |  | (107) | 75 | (259) | 156 |
Miscellaneous income (expense), net |  | 56 | 14 | 112 | 29 |
Interest expense |  | 129 | 134 | 257 | 272 |
Income taxes (benefits) |  | 138 | 121 | 231 | 259 |
Income (loss) from continuing operations |  | 377 | 205 |  |  |
Total assets |  | 28,088 | 27,660 | 28,088 | 27,660 |
Goodwill |  | 5,004 | 5,004 | 5,004 | 5,004 |
Property additions |  | 391 | 304 | 655 | 568 |
Operating Segments | Regulated Transmission |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |
Revenues |  | 341 | 327 | 664 | 640 |
Depreciation |  | 62 | 54 | 123 | 105 |
Amortization (deferral) of regulatory assets, net |  | 0 | 3 | 4 | 5 |
Miscellaneous income (expense), net |  | 3 | 0 | 7 | 0 |
Interest expense |  | 42 | 39 | 81 | 78 |
Income taxes (benefits) |  | 38 | 53 | 70 | 105 |
Total assets |  | 9,833 | 9,142 | 9,833 | 9,142 |
Goodwill |  | 614 | 614 | 614 | 614 |
Property additions |  | 282 | 245 | 574 | 469 |
Corporate/Other |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |
Revenues |  | 86 | 77 | 211 | 169 |
Depreciation |  | 19 | 3 | 38 | 7 |
Amortization (deferral) of regulatory assets, net |  | 0 | 0 | 0 | 0 |
Miscellaneous income (expense), net |  | (1) | 10 | 15 | 16 |
Interest expense |  | 208 | 88 | 300 | 163 |
Income taxes (benefits) |  | (61) | (42) | 66 | (80) |
Income (loss) from continuing operations |  | (214) | (78) | (458) | (146) |
Total assets |  | 1,050 | 1,190 | 1,050 | 1,190 |
Goodwill |  | 0 | 0 | 0 | 0 |
Property additions |  | 51 | 29 | 63 | 39 |
Reconciling Adjustments |  |  |  |  |  |
Segment Financial Information |  |  |  |  |  |
Revenues |  | (75) | (51) | (123) | (101) |
Depreciation |  | 18 | 18 | 36 | 35 |
Amortization (deferral) of regulatory assets, net |  | 0 | 0 | 0 | 0 |
Miscellaneous income (expense), net |  | (10) | (13) | (19) | (20) |
Interest expense |  | (10) | (13) | (19) | (20) |
Income taxes (benefits) |  | 0 | 0 | 0 | 0 |
Income (loss) from continuing operations |  | 0 | 0 | 0 | 0 |
Total assets |  | 0 | 5,335 | 0 | 5,335 |
Goodwill |  | 0 | 0 | 0 | 0 |
Property additions |  | $ 0 | $ 88 | $ 15 | $ 178 |
[1] | Includes excise tax collections of $87 million and $91 million in the three months ended June 30, 2018 and 2017, respectively, and $189 million and $191 million in the six months ended June 30, 2018 and 2017, respectively.

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