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Statements of Consolidated Shareholders' Equity (Unaudited) (Parenthetical) - $ / shares | 3 Months Ended
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Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024
Statement of Stockholders' Equity [Abstract] |  |  |  |  |  |
Purchase of common shares (in shares) | 26,858 | 17,028 | 860 | 17,822 | 4,540 |
Common shares issued to rabbi trust (in shares) |  | 134 | 147 |  |  |
Common shares distributed from rabbi trust (in shares) | 662 |  |  | 16,046 | 146 | 4,477
Cash dividends declared per share (in dollars per share) | $ 0.20 | $ 0.20 | $ 0.20 | $ 0.20 | $ 0.20 | $ 0.20

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