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v3.20.4

Interest expense (Tables) | 12 Months Ended
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Dec. 31, 2020
Borrowing costs [abstract] |
Disclosure of interest expense |
FOR THE YEAR ENDED DECEMBER 31 | 2020 | 2019
Interest expense on long-term debt | (1,072) |  | (1,017) |
Interest expense on other debt | (87) |  | (153) |
Capitalized interest | 49 |  | 45 |
Total interest expense | (1,110) |  | (1,125) |

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