v3.26.1
NON-CONTROLLING INTERESTS - Rollforward of Participating Non-Controlling Interests (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disclosure of subsidiaries [line items]        
Change in ownership (Note 2) $ 0   $ 0  
Participating non-controlling interests – in operating subsidiaries        
Disclosure of subsidiaries [line items]        
Beginning Balance     9,305  
Net income (loss) 9 $ (37) (104) $ (47)
Change in ownership (Note 2) 100   231  
Ending Balance 9,728   9,728  
Participating non-controlling interests – in operating subsidiaries | Total        
Disclosure of subsidiaries [line items]        
Beginning Balance     9,305  
Net income (loss)     (104)  
Other comprehensive (loss) income     451  
Capital contributions     391  
Distributions     (525)  
Change in ownership (Note 2)     231  
Other     (21)  
Ending Balance 9,728   $ 9,728  
Participating non-controlling interests – in operating subsidiaries | Brookfield Americas Infrastructure Fund        
Disclosure of subsidiaries [line items]        
Interests held by third parties     78.00%  
Beginning Balance     $ 39  
Net income (loss)     0  
Other comprehensive (loss) income     0  
Capital contributions     0  
Distributions     0  
Change in ownership (Note 2)     0  
Other     (1)  
Ending Balance 38   38  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund II        
Disclosure of subsidiaries [line items]        
Beginning Balance     1,171  
Net income (loss)     7  
Other comprehensive (loss) income     (10)  
Capital contributions     0  
Distributions     (352)  
Change in ownership (Note 2)     0  
Other     (7)  
Ending Balance 809   $ 809  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund II | Bottom of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     43.00%  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund II | Top of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     60.00%  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund III        
Disclosure of subsidiaries [line items]        
Beginning Balance     $ 745  
Net income (loss)     (50)  
Other comprehensive (loss) income     (41)  
Capital contributions     0  
Distributions     (2)  
Change in ownership (Note 2)     0  
Other     (3)  
Ending Balance 649   $ 649  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund III | Bottom of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     35.00%  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund III | Top of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     71.00%  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Fund IV        
Disclosure of subsidiaries [line items]        
Interests held by third parties     75.00%  
Beginning Balance     $ 871  
Net income (loss)     (36)  
Other comprehensive (loss) income     56  
Capital contributions     0  
Distributions     0  
Change in ownership (Note 2)     0  
Other     0  
Ending Balance 891   891  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Income Fund        
Disclosure of subsidiaries [line items]        
Beginning Balance     812  
Net income (loss)     (3)  
Other comprehensive (loss) income     47  
Capital contributions     0  
Distributions     (17)  
Change in ownership (Note 2)     0  
Other     (2)  
Ending Balance 837   $ 837  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Income Fund | Bottom of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     7.00%  
Participating non-controlling interests – in operating subsidiaries | Brookfield Infrastructure Income Fund | Top of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     25.00%  
Participating non-controlling interests – in operating subsidiaries | Isagen institutional partners        
Disclosure of subsidiaries [line items]        
Interests held by third parties     54.00%  
Beginning Balance     $ 4,268  
Net income (loss)     27  
Other comprehensive (loss) income     427  
Capital contributions     0  
Distributions     (138)  
Change in ownership (Note 2)     0  
Other     0  
Ending Balance 4,584   $ 4,584  
Participating non-controlling interests – in operating subsidiaries | Isagen public non-controlling interests        
Disclosure of subsidiaries [line items]        
Interests held by third parties     0.30%  
Beginning Balance     $ 24  
Net income (loss)     0  
Other comprehensive (loss) income     2  
Capital contributions     0  
Distributions     0  
Change in ownership (Note 2)     0  
Other     0  
Ending Balance 26   $ 26  
Participating non-controlling interests – in operating subsidiaries | The Catalyst Group        
Disclosure of subsidiaries [line items]        
Interests held by third parties     25.00%  
Beginning Balance     $ 196  
Net income (loss)     7  
Other comprehensive (loss) income     0  
Capital contributions     0  
Distributions     0  
Change in ownership (Note 2)     0  
Other     0  
Ending Balance 203   $ 203  
Participating non-controlling interests – in operating subsidiaries | TerraForm Power        
Disclosure of subsidiaries [line items]        
Interests held by third parties     19.00%  
Beginning Balance     $ 113  
Net income (loss)     (21)  
Other comprehensive (loss) income     (1)  
Capital contributions     0  
Distributions     0  
Change in ownership (Note 2)     0  
Other     (1)  
Ending Balance 90   90  
Participating non-controlling interests – in operating subsidiaries | Other        
Disclosure of subsidiaries [line items]        
Beginning Balance     1,066  
Net income (loss)     (35)  
Other comprehensive (loss) income     (29)  
Capital contributions     391  
Distributions     (16)  
Change in ownership (Note 2)     231  
Other     (7)  
Ending Balance $ 1,601   $ 1,601  
Participating non-controlling interests – in operating subsidiaries | Other | Bottom of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     1.30%  
Participating non-controlling interests – in operating subsidiaries | Other | Top of range        
Disclosure of subsidiaries [line items]        
Interests held by third parties     80.00%