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v3.24.4

Capitalization and Short-Term Borrowings (Summary of Changes in Common Stock Equity) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Beginning balance (in shares) |  | 91,005,993 |
Beginning balance |  | $ 2,848,343 |
Net Income Available for Common Stock |  | 44,986 | $ 133,020
Dividends Declared on Common Stock |  | (46,671) | (45,597)
Other Comprehensive Income (Loss), Net of Tax |  | $ (60,677) | $ 122,441
Share Repurchases (in shares) |  | (393,038) |
Ending balance (in shares) |  | 90,612,955 |
Ending balance |  | $ 2,752,813 |
Dividends per share (in dollars per share) |  | $ 0.515 | $ 0.495
Share Repurchase Plan |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Share Repurchases (in shares) |  | (548,596) |
Share Repurchases |  | $ (33,900) |
Common Stock |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Beginning balance (in shares) |  | 91,006,000 | 91,819,000
Beginning balance |  | $ 91,006 | $ 91,819
Common stock issued under stock and benefit plans (in shares) |  | 156,000 | 297,000
Common Stock Issued Under Stock and Benefit Plans |  | $ 156 | $ 297
Ending balance (in shares) |  | 90,613,000 | 92,116,000
Ending balance |  | $ 90,613 | $ 92,116
Common Stock | Share Repurchase Plan |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Share Repurchases (in shares) |  | (549,000) |
Share Repurchases |  | $ (549) |
Paid In Capital |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Beginning balance |  | 1,045,487 | 1,040,761
Share-Based Payment Expense | [1] | 4,090 | 4,135
Ending balance |  | 1,039,705 | 1,041,226
Paid In Capital | Stock and Benefit Plans |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Share Repurchases |  | (3,511) | 3,670
Paid In Capital | Share Repurchase Plan |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Share Repurchases |  | (6,361) |
Earnings Reinvested in the Business |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Beginning balance |  | 1,727,326 | 1,885,856
Net Income Available for Common Stock |  | 44,986 | 133,020
Dividends Declared on Common Stock |  | (46,671) | (45,597)
Share Repurchases |  | (26,993) | 0
Ending balance |  | 1,698,648 | 1,973,279
Earnings Reinvested in the Business | Share Repurchase Plan |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Share Repurchases |  | (26,993) |
Accumulated Other Comprehensive Income (Loss) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Beginning balance |  | (15,476) | (55,060)
Other Comprehensive Income (Loss), Net of Tax |  | (60,677) | 122,441
Ending balance |  | $ (76,153) | $ 67,381
[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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