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Leases (Lease-Related Assets and Liabilities) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Sep. 30, 2024
--- | --- | ---
Assets: |  |
Operating lease assets | $ 25,274 | $ 27,135
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Other assets | Other assets
Finance lease assets | $ 2,896 | $ 2,516
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Property, plant and equipment, net | Property, plant and equipment, net
Total lease assets | $ 28,170 | $ 29,651
Current liabilities: |  |
Operating lease liabilities | $ 5,465 | $ 5,029
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Accrued liabilities | Accrued liabilities
Finance lease liabilities | $ 1,032 | $ 719
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Current portion of long-term debt | Current portion of long-term debt
Noncurrent liabilities: |  |
Operating lease liabilities | $ 20,199 | $ 22,670
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Other liabilities | Other liabilities
Finance lease liabilities | $ 1,902 | $ 2,017
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Long-term debt, less current portion | Long-term debt, less current portion
Total lease liabilities | $ 28,598 | $ 30,435

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