Leases (Lease-Related Supplemental Cash Flow Information) (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Leases [Abstract]
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows for operating leases	$ 4,456	$ 3,963
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows for finance leases	125	106
Cash paid for amounts included in the measurement of lease liabilities: Financing cash flows for finance leases	720	644
Right-of-use assets obtained in exchange for recorded lease obligations: Operating leases	4,902	$ 5,803
Right-of-use assets obtained in exchange for recorded lease obligations: Finance leases	$ 1,171