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Non-Controlling Interests
 12 Months Ended
Dec. 31, 2022
Interests In Other Entities [Abstract]  
Non-Controlling Interests Non-Controlling Interests
The Company’s subsidiaries and operations that have non-controlling interests are as follows:
Subsidiary/Operation
Non-controlling interest as at Dec. 31, 2022
TransAlta Cogeneration LP
49.99% — Canadian Power Holdings Inc.
TransAlta Renewables
39.9% — Public shareholders
Kent Hills Wind LP(1)
17% — Natural Forces Technologies Inc.
(1)    Owned by TransAlta Renewables.

TransAlta Cogeneration, LP (“TA Cogen”) operates a portfolio of cogeneration facilities in Canada and owns 50 per cent of a dual-fuel generating facility.
TransAlta Renewables ("RNW") owns and operates a portfolio of gas and renewable power generation facilities in Canada and owns economic interests in various other gas and renewable facilities of the Company. Kent Hills Wind LP, a subsidiary of TransAlta Renewables, owns and operates the 167 MW Kent Hills (1, 2 and 3) wind facilities located in New Brunswick.
Summarized financial information relating to subsidiaries with significant non-controlling interests is as follows:
A. TransAlta Renewables
The net earnings, distributions and equity attributable to non-controlling interests include the 17 per cent non-controlling interest in Kent Hills Wind LP.
Year ended Dec. 31202220212020
Revenues560 470 436 
Net earnings74 139 97 
Total comprehensive income (loss)(67)66 223 
Amounts attributable to the non-controlling interests:  
Net earnings20 50 40 
Total comprehensive income (loss)(36)21 90 
Distributions paid to non-controlling interests100 100 80 
As at Dec. 3120222021
Current assets240 430 
Long-term assets2,989 3,319 
Current liabilities(306)(593)
Long-term liabilities(1,118)(1,033)
Total equity(1,805)(2,123)
Equity attributable to non-controlling interests(732)(869)
Non-controlling interests’ share (per cent)39.939.9
B. TA Cogen
Year ended Dec. 31202220212020
Revenues347 265 146 
Net earnings (loss)143 103 (13)
Total comprehensive income (loss)143 103 (13)
Amounts attributable to the non-controlling interest:   
Net earnings (loss)91 62 (6)
Total comprehensive income (loss)91 62 (6)
Distributions paid to Canadian Power Holdings Inc.87 56 17 
As at Dec. 3120222021
Current assets127 66 
Long-term assets253 312 
Current liabilities(62)(52)
Long-term liabilities(27)(36)
Total equity(291)(290)
Equity attributable to Canadian Power Holdings Inc.(147)(142)
Non-controlling interest share (per cent)49.9949.99