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Segment Disclosures (Notes) | 12 Months Ended
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Dec. 31, 2018
Disclosure of entity's operating segments [Abstract] |
Segments Disclosures | Segment Disclosures A. Description of Reportable Segments The Corporation has eight reportable segments as described in Note 1. B. Reported Segment Earnings (Loss) and Segment Assets I. Earnings Information
Year ended Dec. 31, 2018 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Revenues | 912 |  | 442 |  | 232 |  | 165 |  | 282 |  | 156 |  | 67 |  | (7 | ) | 2,249 |
Fuel and purchased power | 666 |  | 314 |  | 96 |  | 8 |  | 17 |  | 6 |  | — |  | (7 | ) | 1,100 |
Gross margin | 246 |  | 128 |  | 136 |  | 157 |  | 265 |  | 150 |  | 67 |  | — |  | 1,149 |
Operations, maintenance and administration | 171 |  | 61 |  | 48 |  | 37 |  | 50 |  | 38 |  | 24 |  | 86 |  | 515 |
Depreciation and amortization | 241 |  | 74 |  | 43 |  | 49 |  | 110 |  | 30 |  | 2 |  | 25 |  | 574 |
Asset impairment charge | 38 |  | — |  | — |  | — |  | 12 |  | — |  | — |  | 23 |  | 73 |
Taxes, other than income taxes | 13 |  | 5 |  | 1 |  | — |  | 8 |  | 3 |  | — |  | 1 |  | 31 |
Net other operating expense (income) | (198 | ) | — |  | — |  | — |  | (6 | ) | — |  | — |  | — |  | (204 | )
Operating income (loss) | (19 | ) | (12 | ) | 44 |  | 71 |  | 91 |  | 79 |  | 41 |  | (135 | ) | 160 |
Finance lease income | — |  | — |  | 8 |  | — |  | — |  | — |  | — |  | — |  | 8 |
Net interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (250 | )
Foreign exchange loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (15 | )
Gain on sale of assets and other |  |  |  |  |  |  |  |  | 1 |
Losses before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (96 | )
Year ended Dec. 31, 2017 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Revenues | 999 |  | 435 |  | 261 |  | 135 |  | 287 |  | 121 |  | 69 |  | — |  | 2,307 |
Fuel and purchased power | 585 |  | 293 |  | 101 |  | 14 |  | 17 |  | 6 |  | — |  | — |  | 1,016 |
Gross margin | 414 |  | 142 |  | 160 |  | 121 |  | 270 |  | 115 |  | 69 |  | — |  | 1,291 |
Operations, maintenance and administration | 192 |  | 51 |  | 50 |  | 31 |  | 48 |  | 37 |  | 24 |  | 84 |  | 517 |
Depreciation and amortization | 317 |  | 73 |  | 38 |  | 37 |  | 111 |  | 31 |  | 2 |  | 26 |  | 635 |
Asset impairment charge | 20 |  | — |  | — |  | — |  | — |  | — |  | — |  | — |  | 20 |
Taxes, other than income taxes | 13 |  | 4 |  | 1 |  | — |  | 8 |  | 3 |  | — |  | 1 |  | 30 |
Net other operating expense (income) | (40 | ) | — |  | (9 | ) | — |  | — |  | — |  | — |  | — |  | (49 | )
Operating income (loss) | (88 | ) | 14 |  | 80 |  | 53 |  | 103 |  | 44 |  | 43 |  | (111 | ) | 138 |
Finance lease income | — |  | — |  | 11 |  | 43 |  | — |  | — |  | — |  | — |  | 54 |
Net interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (247 | )
Foreign exchange loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1 | )
Gain on sale of assets |  |  |  |  |  |  |  |  | 2 |
Earnings before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (54 | )
Year ended Dec. 31, 2016 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Revenues | 1,048 |  | 354 |  | 402 |  | 119 |  | 272 |  | 126 |  | 76 |  | — |  | 2,397 |
Fuel and purchased power | 451 |  | 281 |  | 185 |  | 20 |  | 18 |  | 8 |  | — |  | — |  | 963 |
Gross margin | 597 |  | 73 |  | 217 |  | 99 |  | 254 |  | 118 |  | 76 |  | — |  | 1,434 |
Operations, maintenance and administration | 178 |  | 54 |  | 54 |  | 25 |  | 52 |  | 33 |  | 24 |  | 69 |  | 489 |
Depreciation and amortization | 242 |  | 61 |  | 100 |  | 17 |  | 119 |  | 33 |  | 3 |  | 26 |  | 601 |
Asset impairment reversals | — |  | — |  | — |  | — |  | 28 |  | — |  | — |  | — |  | 28 |
Taxes, other than income taxes | 13 |  | 4 |  | 1 |  | 1 |  | 8 |  | 3 |  | — |  | 1 |  | 31 |
Net other operating expense (income) | (2 | ) | — |  | (191 | ) | — |  | (1 | ) | — |  | — |  | 1 |  | (193 | )
Operating income (loss) | 166 |  | (46 | ) | 253 |  | 56 |  | 48 |  | 49 |  | 49 |  | (97 | ) | 478 |
Finance lease income | — |  | — |  | 14 |  | 52 |  | — |  | — |  | — |  | — |  | 66 |
Net interest expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (229 | )
Foreign exchange loss |  |  |  |  |  |  |  |  | (5 | )
Gain on sale of assets |  |  |  |  |  |  |  |  | 4 |
Earnings before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 314 |
Included in revenues of the Wind and Solar Segment for the year ended Dec. 31, 2018 is $16 million (2017 -$18 million, 2016 - $19 million) of incentives received under a Government of Canada program in respect of power generation from qualifying wind projects. II. Selected Consolidated Statements of Financial Position Information
As at Dec. 31, 2018 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Goodwill | — |  | — |  | — |  | — |  | 175 |  | 259 |  | 30 |  | — |  | 464 |
PP&E | 2,587 |  | 332 |  | 391 |  | 554 |  | 1,799 |  | 481 |  | 1 |  | 19 |  | 6,164 |
Intangible assets | 81 |  | 7 |  | 4 |  | 41 |  | 173 |  | 4 |  | 11 |  | 52 |  | 373 |
As at Dec. 31, 2017 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Goodwill | — |  | — |  | — |  | — |  | 174 |  | 259 |  | 30 |  | — |  | 463 |
PP&E | 2,902 |  | 370 |  | 416 |  | 606 |  | 1,764 |  | 497 |  | 1 |  | 22 |  | 6,578 |
Intangibles | 91 |  | 7 |  | 3 |  | 42 |  | 149 |  | 3 |  | 13 |  | 56 |  | 364 |
III. Selected Consolidated Statements of Cash Flows Information Additions to non-current assets are as follows:
Year ended Dec. 31, 2018 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Additions to non-current assets: |  |  |  |  |  |  |  |  |
PP&E | 101 |  | 14 |  | 21 |  | 6 |  | 117 |  | 16 |  | — |  | 2 |  | 277 |
Intangible assets | 3 |  | — |  | — |  | — |  | — |  | — |  | — |  | 17 |  | 20 |
Year ended Dec. 31, 2017 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Additions to non-current assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
PP&E | 116 |  | 35 |  | 31 |  | 114 |  | 20 |  | 16 |  | — |  | 6 |  | 338 |
Intangibles | 5 |  | 1 |  | — |  | 29 |  | — |  | — |  | — |  | 16 |  | 51 |
Year ended Dec. 31, 2016 | Canadian Coal |  | US Coal |  | Canadian Gas |  | Australian Gas |  | Wind and Solar |  | Hydro |  | Energy Marketing |  | Corporate |  | Total |
Additions to non-current assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
PP&E | 159 |  | 15 |  | 11 |  | 107 |  | 16 |  | 43 |  | — |  | 7 |  | 358 |
Intangibles | 3 |  | 1 |  | 1 |  | — |  | — |  | — |  | — |  | 16 |  | 21 |
IV. Depreciation and Amortization on the Consolidated Statements of Cash Flows The reconciliation between depreciation and amortization reported on the Consolidated Statements of Earnings (Loss) and the Consolidated Statements of Cash Flows is presented below:
Year ended Dec. 31 | 2018 |  | 2017 |  | 2016 |
Depreciation and amortization expense on the Consolidated Statements of Earnings (Loss) | 574 |  | 635 |  | 601 |
Depreciation included in fuel and purchased power (Note 6) | 136 |  | 73 |  | 63 |
Depreciation and amortization on the Consolidated Statements of Cash Flows | 710 |  | 708 |  | 664 |
C. Geographic Information I. Revenues
Year ended Dec. 31 | 2018 |  | 2017 |  | 2016 |
Canada | 1,573 |  | 1,663 |  | 1,828 |
US | 511 |  | 509 |  | 450 |
Australia | 165 |  | 135 |  | 119 |
Total revenue | 2,249 |  | 2,307 |  | 2,397 |
II. Non-Current Assets
| Property, plant and equipment |  | Intangible assets |  | Other assets |  | Goodwill |
As at Dec. 31 | 2018 |  | 2017 |  | 2018 |  | 2017 |  | 2018 |  | 2017 |  | 2018 |  | 2017 |
Canada | 4,953 |  | 5,353 |  | 273 |  | 297 |  | 101 |  | 105 |  | 417 |  | 417 |
US | 657 |  | 619 |  | 59 |  | 25 |  | 50 |  | 43 |  | 47 |  | 46 |
Australia | 554 |  | 606 |  | 41 |  | 42 |  | 83 |  | 89 |  | — |  | — |
Total | 6,164 |  | 6,578 |  | 373 |  | 364 |  | 234 |  | 237 |  | 464 |  | 463 |
D. Significant Customer During the year ended Dec. 31, 2018, sales to one customer represented 19 per cent of the Corporation’s total revenue (2017 - one customer represented 28 per cent).

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