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Leases (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Lessee Lease Description [Line Items]      
Revenue included embedded operating leases $ 5,528 $ 6,305  
Operating Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration] Net sales Net sales  
Disposal Groups [Member]      
Lessee Lease Description [Line Items]      
Non-cash impairment charge     $ 639