v3.26.1
Noncontrolling Interests and Redeemable Noncontrolling Interests - Narrative (Details) - USD ($)
3 Months Ended 12 Months Ended
Nov. 21, 2024
Mar. 31, 2026
Sep. 30, 2025
Mar. 31, 2025
Mar. 31, 2023
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Noncontrolling Interest [Line Items]                
Noncontrolling interests   $ 96,533,000       $ 107,109,000 $ 115,057,000  
ITC sales proceeds attributable to noncontrolling interests     $ (45,400,000)     (45,378,000) 0 $ 0
ITC sales proceeds distributed to noncontrolling interests           (42,989,000)    
Shareholder distributions payable   1,000,000.0       1,100,000 2,800,000 1,700,000
Contributions from noncontrolling interests, net   0   $ 2,132,000 $ 144,895,000 55,765,000 110,216,000  
Distributions to Tax Equity Investors   2,559,000   3,811,000   19,318,000 19,189,000 15,748,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Illinois Winds LLC                
Noncontrolling Interest [Line Items]                
Reimbursement of construction costs $ 35,900,000              
Noncontrolling interests                
Noncontrolling Interest [Line Items]                
ITC sales proceeds attributable to noncontrolling interests           (45,378,000)    
ITC sales proceeds distributed to noncontrolling interests           (42,989,000)    
Distributions to Tax Equity Investors   2,559,000   3,811,000   19,318,000 19,189,000 15,748,000
Other Noncontrolling Interest                
Noncontrolling Interest [Line Items]                
Noncontrolling interests   200,000       200,000 200,000  
GDEV GP                
Noncontrolling Interest [Line Items]                
Noncontrolling interests   800,000       1,200,000 0  
Net income (loss) attributable to noncontrolling interest   400,000   0   600,000 0 0
GDEV GP | Noncontrolling interests                
Noncontrolling Interest [Line Items]                
Contributions from noncontrolling interests, net           45,400,000    
Distributions to Tax Equity Investors           43,000,000.0    
GDEV GP II                
Noncontrolling Interest [Line Items]                
Net income (loss) attributable to noncontrolling interest   200,000   0   300,000 0 0
GDEV Management Holdings LLC                
Noncontrolling Interest [Line Items]                
Noncontrolling interests   1,200,000       1,600,000 0  
Net income (loss) attributable to noncontrolling interest   $ (500,000)   $ 0   $ (500,000) $ 0 $ 0