Leases (Lease-Related Supplemental Cash Flow Information) (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Leases [Abstract]
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows for operating leases	$ 3,963	$ 3,879
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows for finance leases	106	117
Cash paid for amounts included in the measurement of lease liabilities: Financing cash flows for finance leases	644	535
Right-of-use assets obtained in exchange for recorded lease obligations: Operating leases	$ 5,803	1,841
Right-of-use assets obtained in exchange for recorded lease obligations: Finance leases		$ 48