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v3.22.1

Income Taxes (Details) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Income Taxes |  |
Effective tax rate (as a percent) | 24.80% | 25.00%
Tax at federal statutory rate (as a percent) | 21.00% | 21.00%
Income tax credits and incentives | $ 26.5 | $ 28.4
Tax expense related to nondeductible costs |  | 3.2
Benefit related to release of valuation allowance on foreign tax credits | 13.9 |
Tax expense related to Foreign residual income | 19.5 | 20.7
State income tax, net of federal benefit | 11.1 | $ 10.7
Tax benefit related to the release of a valuation allowance on net operating losses | 21.9 |
Gross book-tax differences from non-U.S. subsidiaries | 1,500.0 |
Valuation allowances | 14.9 |
Valuation allowance | $ 6.4 |

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