CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions |
Total |
Total common shareholders' equity |
Common stock |
Additional paid in capital |
Retained earnings |
Accumulated other comprehensive loss |
Preferred stock of subsidiary |
Noncontrolling interests |
|---|---|---|---|---|---|---|---|---|
| Balance at Dec. 31, 2024 | $ 12,801.9 | $ 12,395.0 | $ 3.2 | $ 4,315.8 | $ 8,083.8 | $ (7.8) | $ 30.4 | $ 376.5 |
| Statements of equity | ||||||||
| Net income attributed to common shareholders | 724.2 | 724.2 | 0.0 | 0.0 | 724.2 | 0.0 | 0.0 | 0.0 |
| Net income attributed to noncontrolling interests | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.0 |
| Other comprehensive income (loss) | (0.1) | (0.1) | 0.0 | 0.0 | 0.0 | (0.1) | 0.0 | 0.0 |
| Issuance of common stock, net | 117.1 | 117.1 | 0.0 | 117.1 | 0.0 | 0.0 | 0.0 | 0.0 |
| Common stock dividends | (283.6) | (283.6) | 0.0 | 0.0 | (283.6) | 0.0 | 0.0 | 0.0 |
| Exercise of stock options | 21.2 | 21.2 | 0.0 | 21.2 | 0.0 | 0.0 | 0.0 | 0.0 |
| Acquisition of noncontrolling interests | 45.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 45.1 |
| Distributions to noncontrolling interests | (1.8) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | (1.8) |
| Stock-based compensation and other | 2.0 | 2.0 | 0.0 | 2.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Balance at Mar. 31, 2025 | 13,427.0 | 12,975.8 | 3.2 | 4,456.1 | 8,524.4 | (7.9) | 30.4 | 420.8 |
| Balance at Dec. 31, 2024 | 12,801.9 | 12,395.0 | 3.2 | 4,315.8 | 8,083.8 | (7.8) | 30.4 | 376.5 |
| Statements of equity | ||||||||
| Net income attributed to noncontrolling interests | (1.7) | |||||||
| Other comprehensive income (loss) | (0.1) | |||||||
| Issuance of common stock, net | 398.8 | |||||||
| Balance at Jun. 30, 2025 | 13,670.1 | 13,223.1 | 3.2 | 4,743.1 | 8,484.7 | (7.9) | 30.4 | 416.6 |
| Balance at Mar. 31, 2025 | 13,427.0 | 12,975.8 | 3.2 | 4,456.1 | 8,524.4 | (7.9) | 30.4 | 420.8 |
| Statements of equity | ||||||||
| Net income attributed to common shareholders | 245.4 | 245.4 | 0.0 | 0.0 | 245.4 | 0.0 | 0.0 | 0.0 |
| Net income attributed to noncontrolling interests | (2.7) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | (2.7) |
| Other comprehensive income (loss) | 0.0 | |||||||
| Issuance of common stock, net | 281.7 | 281.7 | 0.0 | 281.7 | 0.0 | 0.0 | 0.0 | 0.0 |
| Common stock dividends | (285.1) | (285.1) | 0.0 | 0.0 | (285.1) | 0.0 | 0.0 | 0.0 |
| Exercise of stock options | 3.5 | 3.5 | 0.0 | 3.5 | 0.0 | 0.0 | 0.0 | 0.0 |
| Distributions to noncontrolling interests | (1.5) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | (1.5) |
| Stock-based compensation and other | 1.8 | 1.8 | 0.0 | 1.8 | 0.0 | 0.0 | 0.0 | 0.0 |
| Balance at Jun. 30, 2025 | 13,670.1 | 13,223.1 | 3.2 | 4,743.1 | 8,484.7 | (7.9) | 30.4 | 416.6 |
| Balance at Dec. 31, 2025 | 14,052.8 | 13,613.6 | 3.3 | 5,124.4 | 8,493.5 | (7.6) | 30.4 | 408.8 |
| Statements of equity | ||||||||
| Net income attributed to common shareholders | 804.4 | 804.4 | 0.0 | 0.0 | 804.4 | 0.0 | 0.0 | 0.0 |
| Net income attributed to noncontrolling interests | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4 |
| Other comprehensive income (loss) | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.0 |
| Issuance of common stock, net | 12.8 | 12.8 | 0.0 | 12.8 | 0.0 | 0.0 | 0.0 | 0.0 |
| Common stock dividends | (310.1) | (310.1) | 0.0 | 0.0 | (310.1) | 0.0 | 0.0 | 0.0 |
| Exercise of stock options | 7.4 | 7.4 | 0.0 | 7.4 | 0.0 | 0.0 | 0.0 | 0.0 |
| Capital contributions from noncontrolling interest | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.8 |
| Distributions to noncontrolling interests | (3.1) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | (3.1) |
| Stock-based compensation and other | 2.8 | 2.8 | 0.0 | 2.8 | 0.0 | 0.0 | 0.0 | 0.0 |
| Balance at Mar. 31, 2026 | 14,569.3 | 14,131.0 | 3.3 | 5,147.4 | 8,987.8 | (7.5) | 30.4 | 407.9 |
| Balance at Dec. 31, 2025 | 14,052.8 | 13,613.6 | 3.3 | 5,124.4 | 8,493.5 | (7.6) | 30.4 | 408.8 |
| Statements of equity | ||||||||
| Net income attributed to noncontrolling interests | 2.9 | |||||||
| Other comprehensive income (loss) | 0.1 | |||||||
| Issuance of common stock, net | 23.8 | |||||||
| Balance at Jun. 30, 2026 | 14,573.0 | 14,134.9 | 3.3 | 5,162.3 | 8,976.8 | (7.5) | 30.4 | 407.7 |
| Balance at Mar. 31, 2026 | 14,569.3 | 14,131.0 | 3.3 | 5,147.4 | 8,987.8 | (7.5) | 30.4 | 407.9 |
| Statements of equity | ||||||||
| Net income attributed to common shareholders | 299.2 | 299.2 | 0.0 | 0.0 | 299.2 | 0.0 | 0.0 | 0.0 |
| Net income attributed to noncontrolling interests | 1.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.5 |
| Other comprehensive income (loss) | 0.0 | |||||||
| Issuance of common stock, net | 11.0 | 11.0 | 0.0 | 11.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Common stock dividends | (310.2) | (310.2) | 0.0 | 0.0 | (310.2) | 0.0 | 0.0 | 0.0 |
| Exercise of stock options | 1.7 | 1.7 | 0.0 | 1.7 | 0.0 | 0.0 | 0.0 | 0.0 |
| Distributions to noncontrolling interests | (2.1) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | (2.1) |
| Stock-based compensation and other | 2.6 | 2.2 | 0.0 | 2.2 | 0.0 | 0.0 | 0.0 | 0.4 |
| Balance at Jun. 30, 2026 | $ 14,573.0 | $ 14,134.9 | $ 3.3 | $ 5,162.3 | $ 8,976.8 | $ (7.5) | $ 30.4 | $ 407.7 |