v3.25.4
Equity (Earnings Per Share) (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Reconciliation of basic and diluted earnings per share of common stock [Abstract]      
Net income (loss) attributable to NEE $ 6,835 $ 6,946 $ 7,310
Denominator:      
Weighted-average number of common shares outstanding – basic 2,064,500,000 2,052,900,000 2,026,100,000
Equity units, stock options, performance share awards, forward sale agreements and restricted stock 6,100,000 6,300,000 4,700,000
Weighted-average number of common shares outstanding – assuming dilution 2,070,600,000 2,059,200,000 2,030,800,000
Earnings per share attributable to NEE:      
Basic $ 3.31 $ 3.38 $ 3.61
Assuming dilution $ 3.30 $ 3.37 $ 3.60
Antidilutive securities (in shares) 59,600,000 33,900,000 39,100,000