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Investments (Tables) | 12 Months Ended
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Dec. 31, 2021
Interests In Other Entities [Abstract] |
Investments in joint ventures and associates | The change in investments is as follows:
| Skookumchuck | EMG | Total
Balance, Dec. 31, 2019 | — |  | — |  | — |
Contributions | 86 |  | 16 |  | 102 |
Equity income | 1 |  | — |  | 1 |
Change in foreign exchange rates | (2) |  | (1) |  | (3) |
Balance, Dec. 31, 2020 | 85 |  | 15 |  | 100 |
Equity income | 12 |  | (3) |  | 9 |
Distributions received | (4) |  | — |  | (4) |
Balance, Dec. 31, 2021 | 93 |  | 12 |  | 105 |
Summarized financial information on the results of operations relating to the Company’s pro-rata interests in Skookumchuck and EMG is as follows:
Year ended Dec. 31 |  | 2021 | 2020
Results of operations |  |  |
Revenues |  | 19 |  | 3 |
Expenses |  | (10) |  | (2) |
Proportionate share of net earnings |  | 9 |  | 1 |

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