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Joint Arrangements (Tables)
12 Months Ended
Dec. 31, 2023
Disclosure of interests in other entities [Abstract]  
Disclosure of interests in joint arrangements
Joint arrangements at Dec. 31, 2023, included the following:
Joint operationsSegmentOwnership
 (per cent)
Description
SheernessGas50Dual-fuel facility in Alberta, of which TA Cogen has a 50 per cent interest, operated by Heartland Generation Ltd., an affiliate of Energy Capital Partners
Goldfields PowerGas50Gas-fired facility in Australia operated by TransAlta
Fort SaskatchewanGas60Cogeneration facility in Alberta, of which TA Cogen has a 60 per cent interest, operated by TransAlta
Fortescue River Gas PipelineGas43Natural gas pipeline in Western Australia, operated by DBP Development Group
McBride LakeWind and Solar50Wind generation facility in Alberta operated by TransAlta
SoderglenWind and Solar50Wind generation facility in Alberta operated by TransAlta
PingstonHydro50Hydro facility in British Columbia operated by TransAlta
Joint ventureSegmentOwnership
 (per cent)
Description
SkookumchuckWind and Solar49Wind generation facility in Washington operated by Southern Power
Tent MountainHydro50Pumped hydro energy storage development project in Alberta