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Investments in Joint Ventures (Parenthetical) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
PungBack Wind Farm Corporation |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 37.00% | 37.00%
Daegu Green Power Joint Ventures [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 54.24% | 54.24%
Nominal percentage of ownership joint ventures | 29.00% | 29.00%
Boim Combined Heat and Power Generation Co., Ltd. (formerly, Dayone Energy Co., Ltd.) [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 46.30% | 46.30%
Additional percentage of ownership joint ventures | 15.64% | 15.64%
SPC Power Corporation [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 56.91% |
Nominal percentage of ownership joint ventures | 75.29% |
Fairhaven Energy Storage LLC [Member] |  |
Disclosure of joint ventures [line items] |  |
Additional percentage of ownership joint ventures | 35.00% |
Bottom of range [member] | Pulau Indah O&M Sdn. Bhd |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Bottom of range [member] | Trumbull Asset Management, LLC |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Bottom of range [member] | Taebaek Guinemi Wind Power Co., Ltd |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Bottom of range [member] | Seobusambo highway photovoltaics Co., Ltd. |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Bottom of range [member] | Shuweihat Asia Operation & Maintenance Company [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Bottom of range [member] | SUNMEX RENOVABLES, S.A. DE C.V. [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture |  | 20.00%
Top of range [member] | Waterbury Lake Uranium L.P. |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Top of range [member] | Nawah Energy Company |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 20.00% | 20.00%
Top of range [member] | Saemangeum Solar Power Co., Ltd [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% | 50.00%
Top of range [member] | SUNMEX RENOVABLES, S.A. DE C.V. [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 20.00% |
Top of range [member] | ITR Co., Ltd. [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 20.00% |
Top of range [member] | Energy Infra Asset Management Co., Ltd. [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 20.00% |
Top of range [member] | KEPCO for Power Company [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% |
Top of range [member] | Taebaek Wind Power Co., Ltd. [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% |
Top of range [member] | Jeongeup Green Power Co Ltd [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 20.00% |
Top of range [member] | Namyangju Combined Heat and Power Co Ltd [Member] |  |
Disclosure of joint ventures [line items] |  |
Effective percentage of ownership in joint venture | 50.00% |

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