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Property, Plant and Equipment - Summary of Property Plant and Equipment (Detail) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | $ 45,565 | $ 40,095
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 40,095 | 37,382
Additions | 6,510 | 6,593
Disposals | (55) | (30)
Asset impairment |  | (1,243)
Depreciation and amortization | (2,080) | (1,861)
Transfers between classifications (c) | 0 | 0
Changes in decommissioning, restoration and other provisions | 931 | (888)
Capitalized borrowing costs (Note 11) | 780 | 489
Reclassification of property, plant and equipment |  | (1,552)
Changes in foreign exchange rates | (616) | 1,205
Closing net book value | 45,565 | 40,095
Exploration and Evaluation |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 1,432 | 895
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 895 | 944
Additions | 581 | 102
Disposals | (12) | 0
Asset impairment |  | (37)
Depreciation and amortization | 0 | 0
Transfers between classifications (c) | 0 | 0
Changes in decommissioning, restoration and other provisions | (7) | 0
Capitalized borrowing costs (Note 11) | 0 | 0
Reclassification of property, plant and equipment |  | (142)
Changes in foreign exchange rates | (25) | 28
Closing net book value | 1,432 | 895
Mineral Properties |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 14,270 | 13,290
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 13,290 | 14,681
Additions | 198 | 0
Disposals | (2) | 0
Asset impairment |  | (247)
Depreciation and amortization | (377) | (325)
Transfers between classifications (c) | 324 | 104
Changes in decommissioning, restoration and other provisions | 926 | (743)
Capitalized borrowing costs (Note 11) | 0 | 131
Reclassification of property, plant and equipment |  | (546)
Changes in foreign exchange rates | (89) | 235
Closing net book value | 14,270 | 13,290
Land, Buildings, Plant and Equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 21,792 | 8,349
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 8,349 | 9,138
Additions | 918 | 389
Disposals | (34) | (25)
Asset impairment |  | (959)
Depreciation and amortization | (964) | (906)
Transfers between classifications (c) | 13,787 | 1,420
Changes in decommissioning, restoration and other provisions | 18 | (145)
Capitalized borrowing costs (Note 11) | 0 | 0
Reclassification of property, plant and equipment |  | (735)
Changes in foreign exchange rates | (282) | 172
Closing net book value | 21,792 | 8,349
Capitalized Production Stripping Costs |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 3,682 | 3,248
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 3,248 | 2,688
Additions | 1,198 | 1,138
Disposals | 0 | 0
Asset impairment |  | 0
Depreciation and amortization | (739) | (630)
Transfers between classifications (c) | 0 | 0
Changes in decommissioning, restoration and other provisions | 0 | 0
Capitalized borrowing costs (Note 11) | 0 | 0
Reclassification of property, plant and equipment |  | 0
Changes in foreign exchange rates | (25) | 52
Closing net book value | 3,682 | 3,248
Construction In Progress |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 4,389 | 14,313
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 14,313 | 9,931
Additions | 3,615 | 4,964
Disposals | (7) | (5)
Asset impairment |  | 0
Depreciation and amortization | 0 | 0
Transfers between classifications (c) | (14,111) | (1,524)
Changes in decommissioning, restoration and other provisions | (6) | 0
Capitalized borrowing costs (Note 11) | 780 | 358
Reclassification of property, plant and equipment |  | (129)
Changes in foreign exchange rates | (195) | 718
Closing net book value | 4,389 | 14,313
Cost |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 68,889 | 62,735
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 62,735 | 58,287
Closing net book value | 68,889 | 62,735
Cost | Exploration and Evaluation |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 1,432 | 895
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 895 | 944
Closing net book value | 1,432 | 895
Cost | Mineral Properties |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 20,693 | 20,364
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 20,364 | 21,362
Closing net book value | 20,693 | 20,364
Cost | Land, Buildings, Plant and Equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 32,637 | 18,567
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 18,567 | 18,716
Closing net book value | 32,637 | 18,567
Cost | Capitalized Production Stripping Costs |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 9,738 | 8,596
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 8,596 | 7,334
Closing net book value | 9,738 | 8,596
Cost | Construction In Progress |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 4,389 | 14,313
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 14,313 | 9,931
Closing net book value | 4,389 | 14,313
Accumulated depreciation |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | (23,324) | (22,640)
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | (22,640) | (20,905)
Closing net book value | (23,324) | (22,640)
Accumulated depreciation | Exploration and Evaluation |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 0 | 0
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 0 | 0
Closing net book value | 0 | 0
Accumulated depreciation | Mineral Properties |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | (6,423) | (7,074)
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | (7,074) | (6,681)
Closing net book value | (6,423) | (7,074)
Accumulated depreciation | Land, Buildings, Plant and Equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | (10,845) | (10,218)
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | (10,218) | (9,578)
Closing net book value | (10,845) | (10,218)
Accumulated depreciation | Capitalized Production Stripping Costs |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | (6,056) | (5,348)
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | (5,348) | (4,646)
Closing net book value | (6,056) | (5,348)
Accumulated depreciation | Construction In Progress |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Net book value | 0 | 0
Reconciliation of changes in property, plant and equipment [abstract] |  |
Opening net book value | 0 | 0
Closing net book value | $ 0 | $ 0

X
- Definition The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_i&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The decrease in property, plant and equipment through classification as held for sale or inclusion in a disposal group classified as held for sale. [Refer: Disposal groups classified as held for sale [member]; Property, plant and equipment; Disposal groups classified as held for sale [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_ii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of depreciation of property, plant and equipment. [Refer: Depreciation and amortisation expense; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause vii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_vii&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 75 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_75_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The decrease in property, plant and equipment resulting from disposals. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_ii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of impairment loss recognised in profit or loss for property, plant and equipment. [Refer: Impairment loss recognised in profit or loss; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause v -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_v&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 98 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_98_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause viii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_viii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. Note that right-of-use assets are not included. [Contrast: Property, plant and equipment including right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_a&doctype=Standard -URIDate 2023-03-23 + Details
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