v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($)
$ in Millions
Total
Total common shareholder's equity
Common stock
Additional paid in capital
Retained earnings
Preferred stock
Balance at Dec. 31, 2024 $ 5,507.2 $ 5,476.8 $ 332.9 $ 2,703.0 $ 2,440.9 $ 30.4
Statements of equity            
Net income attributed to common shareholder 196.1 196.1 0.0 0.0 196.1 0.0
Payment of dividends to parent (60.0) (60.0) 0.0 0.0 (60.0) 0.0
Equity contribution from parent 300.0 300.0 0.0 300.0 0.0 0.0
Stock-based compensation and other 0.5 0.5 0.0 0.5 0.0 0.0
Balance at Mar. 31, 2025 5,943.8 5,913.4 332.9 3,003.5 2,577.0 30.4
Balance at Dec. 31, 2024 5,507.2 5,476.8 332.9 2,703.0 2,440.9 30.4
Statements of equity            
Payment of dividends to parent (120.0)          
Equity contribution from parent 710.0          
Balance at Jun. 30, 2025 6,412.4 6,382.0 332.9 3,413.5 2,635.6 30.4
Balance at Mar. 31, 2025 5,943.8 5,913.4 332.9 3,003.5 2,577.0 30.4
Statements of equity            
Net income attributed to common shareholder 118.5 118.5 0.0 0.0 118.5 0.0
Payment of dividends to parent (60.0) (60.0) 0.0 0.0 (60.0) 0.0
Equity contribution from parent 410.0 410.0 0.0 410.0 0.0 0.0
Stock-based compensation and other 0.1 0.1 0.0 0.0 0.1 0.0
Balance at Jun. 30, 2025 6,412.4 6,382.0 332.9 3,413.5 2,635.6 30.4
Balance at Dec. 31, 2025 6,779.6 6,749.2 332.9 3,948.6 2,467.7 30.4
Statements of equity            
Net income attributed to common shareholder 235.2 235.2 0.0 0.0 235.2 0.0
Payment of dividends to parent (60.0) (60.0) 0.0 0.0 (60.0) 0.0
Equity contribution from parent 405.0 405.0 0.0 405.0 0.0 0.0
Stock-based compensation and other 0.4 0.4 0.0 0.4 0.0 0.0
Balance at Mar. 31, 2026 7,360.2 7,329.8 332.9 4,354.0 2,642.9 30.4
Balance at Dec. 31, 2025 6,779.6 6,749.2 332.9 3,948.6 2,467.7 30.4
Statements of equity            
Payment of dividends to parent (345.0)          
Equity contribution from parent 435.0          
Balance at Jun. 30, 2026 7,255.0 7,224.6 332.9 4,384.0 2,507.7 30.4
Balance at Mar. 31, 2026 7,360.2 7,329.8 332.9 4,354.0 2,642.9 30.4
Statements of equity            
Net income attributed to common shareholder 149.8 149.8 0.0 0.0 149.8 0.0
Payment of dividends to parent (285.0) (285.0) 0.0 0.0 (285.0) 0.0
Equity contribution from parent 30.0 30.0 0.0 30.0 0.0 0.0
Balance at Jun. 30, 2026 $ 7,255.0 $ 7,224.6 $ 332.9 $ 4,384.0 $ 2,507.7 $ 30.4