Supplemental Statement of Cash Flows Information (Schedule of Supplemental Statement of Cash Flows Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Supplemental Cash Flow Information [Abstract]
Interest paid, net of amounts capitalized	$ 12,334	$ 11,244
Income taxes paid	3,725	5,420
Income tax refunds received	322	6,428
Non-cash activities:
Purchases of property, plant and equipment on account	$ 5,821	$ 1,521