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v3.25.2

Capitalization and Short-Term Borrowings (Summary of Changes in Common Stock Equity) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Beginning balance (in shares) |  |  |  | 91,005,993 |
Beginning balance |  |  |  | $ 2,848,343 |
Net income (loss) available for common stock |  | $ 149,818 | $ (54,158) | 411,162 | $ 245,134
Dividends Declared on Common Stock |  | (48,340) | (47,195) | (141,566) | (138,354)
Other Comprehensive Income (Loss), Net of Tax |  | $ 107,168 | $ (70,290) | $ (100,331) | $ 60,110
Share Repurchases (in shares) |  |  |  | (650,037) |
Ending balance (in shares) |  | 90,355,956 |  | 90,355,956 |
Ending balance |  | $ 2,975,488 |  | $ 2,975,488 |
Dividends per share (in dollars per share) |  | $ 0.535 | $ 0.515 | $ 1.565 | $ 1.505
Share Repurchase Plan |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Share Repurchases (in shares) |  |  |  | (828,720) |
Share Repurchases |  |  |  | $ (53,800) |
Common Stock |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Beginning balance (in shares) |  | 90,398,000 | 92,032,000 | 91,006,000 | 91,819,000
Beginning balance |  | $ 90,398 | $ 92,032 | $ 91,006 | $ 91,819
Common stock issued under stock and benefit plans (in shares) |  | 12,000 | 11,000 | 179,000 | 320,000
Common Stock Issued Under Stock and Benefit Plans |  | $ 12 | $ 11 | $ 179 | $ 320
Ending balance (in shares) |  | 90,356,000 | 91,612,000 | 90,356,000 | 91,612,000
Ending balance |  | $ 90,356 | $ 91,612 | $ 90,356 | $ 91,612
Common Stock | Share Repurchase Plan |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Share Repurchases (in shares) |  | (54,000) | (431,000) | (829,000) | (527,000)
Share Repurchases |  | $ (54) | $ (431) | $ (829) | $ (527)
Paid In Capital |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Beginning balance |  | 1,042,822 | 1,045,929 | 1,045,487 | 1,040,761
Share-Based Payment Expense | [1] | 4,685 | 4,905 | 13,911 | 14,262
Common Stock Issued Under Stock and Benefit Plans |  | 529 | 587 |  |
Ending balance |  | 1,047,406 | 1,046,479 | 1,047,406 | 1,046,479
Paid In Capital | Stock and Benefit Plans |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Share Repurchases |  |  |  | (2,377) | (2,514)
Paid In Capital | Share Repurchase Plan |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Share Repurchases |  | (630) | (4,942) | (9,615) | (6,030)
Earnings Reinvested in the Business |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Beginning balance |  | 1,855,366 | 2,090,172 | 1,727,326 | 1,885,856
Net income (loss) available for common stock |  | 149,818 | (54,158) | 411,162 | 245,134
Dividends Declared on Common Stock |  | (48,340) | (47,195) | (141,566) | (138,354)
Share Repurchases |  | (3,311) | (18,435) | (43,389) | (22,252)
Ending balance |  | 1,953,533 | 1,970,384 | 1,953,533 | 1,970,384
Earnings Reinvested in the Business | Share Repurchase Plan |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Share Repurchases |  | (3,311) | (18,435) | (43,389) | (22,252)
Accumulated Other Comprehensive Income (Loss) |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Beginning balance |  | (222,975) | 75,340 | (15,476) | (55,060)
Other Comprehensive Income (Loss), Net of Tax |  | 107,168 | (70,290) | (100,331) | 60,110
Ending balance |  | $ (115,807) | $ 5,050 | $ (115,807) | $ 5,050
[1] | Paid in Capital includes compensation costs associated with performance shares and/or restricted stock awards. The expense is included within Net Income Available For Common Stock, net of tax benefits.

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