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Remaining performance obligations (Details) $ in Millions | Dec. 31, 2021 CAD ($)
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Disclosure of performance obligations [line items] |
Remaining performance obligations | $ 6,208
2022 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 2,711
2023 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 1,507
2024 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 752
2025 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 474
2026 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 216
THEREAFTER |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 548
Wireline |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 4,189
Wireline | 2022 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 1,295
Wireline | 2023 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 946
Wireline | 2024 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 712
Wireline | 2025 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 473
Wireline | 2026 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 215
Wireline | THEREAFTER |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 548
Wireless |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 2,019
Wireless | 2022 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 1,416
Wireless | 2023 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 561
Wireless | 2024 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 40
Wireless | 2025 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 1
Wireless | 2026 |
Disclosure of performance obligations [line items] |
Remaining performance obligations | 1
Wireless | THEREAFTER |
Disclosure of performance obligations [line items] |
Remaining performance obligations | $ 0

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