Condensed Consolidated Statements of Comprehensive Earnings - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Condensed Consolidated Statements of Comprehensive Earnings
Net earnings	$ 29,606	$ 30,305
Other comprehensive earnings:
Foreign currency translation adjustments	30,227	(2,438)
Net (loss) gain on foreign currency transactions designated as hedges of net investments in foreign subsidiaries	(3,625)	1,071
Taxes on changes in foreign currency translation adjustments	1,344	(986)
Foreign currency translation and transactions adjustments, net of tax	27,946	(2,353)
Unrealized (loss) gain on fair value adjustment of derivative instruments	(32,588)	12,369
Reclassification of net realized loss (gain) on derivatives to earnings	38,186	(10,075)
Taxes on changes in derivative transactions	(113)	(80)
Derivative adjustments, net of tax	5,485	2,214
Amortization of pension and other postretirement plan:
Net prior service cost	179	251
Net (gain) loss	(199)	187
Foreign currency exchange rate changes on pension and other postretirement benefit plan liabilities	441	30
Taxes on changes in pension and other postretirement benefit plan liability adjustments, net of foreign currency exchange rate changes	79	(114)
Pension and other postretirement benefit plan adjustments, net of tax	500	354
Total comprehensive earnings	$ 63,537	$ 30,520