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Business Acquisitions - Fair Values of the Identifiable Assets and Liabilities of the Acquired Entity in the Business Combination (Details) - CAD ($) $ in Millions | Nov. 05, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | --- | ---
Disclosure of detailed information about business combination [line items] |  |  |  |
Right-of-use assets |  | $ 126 | $ 95 | $ 141
North Carolina Solar |  |  |  |
Disclosure of detailed information about business combination [line items] |  |  |  |
Cash and cash equivalents | $ 4 |  |  |
Accounts receivable | 4 |  |  |
Property, plant and equipment | 146 |  |  |
Right-of-use assets | 13 |  |  |
Accounts payable and accrued liabilities | (4) |  |  |
Lease liabilities | (13) |  |  |
Tax equity liability | (20) |  |  |
Deferred taxes | (3) |  |  |
Decommissioning provisions | (4) |  |  |
Net assets acquired | 123 |  |  |
Cash consideration | 120 |  |  |
Working capital consideration | 3 |  |  |
Total purchase consideration transferred | $ 123 |  |  |

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- Definition The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_f&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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- Definition The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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- Definition The amount of consideration paid or received in respect of both obtaining and losing control of subsidiaries or other businesses. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 40 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_40_a&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount recognised as of the acquisition date for deferred tax liabilities assumed in a business combination. [Refer: Deferred tax liabilities; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
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- Definition The amount recognised as of the acquisition date for financial assets acquired in a business combination. [Refer: Financial assets; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
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- Definition The amount recognised as of the acquisition date for financial liabilities assumed in a business combination. [Refer: Financial liabilities; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
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- Definition The amount recognised as of the acquisition date for net identifiable assets acquired or liabilities assumed in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2022-03-24 -Paragraph 53 -Subparagraph j -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2022-en-r&anchor=para_53_j&doctype=Standard -URIDate 2022-03-24 + Details
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