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Other (Income) Expense, Net (Schedule of Other (Income) Expense, Net) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Equity interest in the earnings of the JV | $ (8,836) | $ (3,860) | $ (21,877) | $ (12,675)
Net loss (gain) on sales of assets and businesses | (218) | (4) | 672 | (1,545)
Rent income | (92) | (168) | (273) | (580)
Other components of net periodic pension and other postretirement benefit, excluding service cost and interest expense | (2,521) | (2,884) | (7,681) | (8,720)
Other | (77) | (176) | (145) | (509)
Other (income) expense, net | (13,001) | (3,252) | (33,431) | (18,813)
(Gain) Loss on Investments in Deferred Compensation Program [Member] |  |  |  |
Net (gain) loss on investments in deferred compensation program | $ (1,257) | $ 3,840 | $ (4,127) | $ 5,216

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