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Other (Income) Expense, Net (Schedule of Other (Income) Expense, Net) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Equity interest in the earnings of the JV | $ (4,573) | $ (4,675)
Net loss (gain) on sales of assets and businesses | 33 | (1,538)
Rent income | (88) | (343)
Other components of net periodic pension and other postretirement benefit, excluding service cost and interest expense | (2,485) | (2,901)
Other | (86) | (142)
Other (income) expense, net | (8,390) | (10,674)
Gain (Loss) on Investments in Deferred Compensation Program [Member] |  |
Net gain on investments in deferred compensation program | $ (1,191) | $ (1,075)

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