Accumulated Other Comprehensive (Loss) Income Accumulated Other Comprehensive (Loss) Income - Income Tax Allocated to Each Component of Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Accumulated Other Comprehensive (Loss) IncomeAccumulated Other Comprehensive (Loss) Income - Income Tax Allocated to Each Component of Other Comprehensive Income [Abstract]
Reclassification of unrealized gain on expired derivatives designated and qualified as cash flow hedges	$ 770	$ 770	$ 401
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax	250	250	(4,459)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	1,020	1,020	(4,058)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax	(13,972)	(3,894)	11,901
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax	3,570	(269)	(2,794)
Unrecognized net pension and other postretirement benefit plans (loss) gain	(10,402)	(4,163)	9,107
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax	4,450	11,830	13,765
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax	(1,077)	(2,901)	(3,410)
Reclassification of net pension and other postretirement benefit plans loss	3,373	8,929	10,355
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax	6,959	(91,012)	61,038
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax	(144)	(173)	(510)
Foreign currency translation adjustments	6,815	(91,185)	60,528
Other Comprehensive Income (Loss), before Tax	(3,583)	(84,096)	103,026
Other Comprehensive Income (Loss), Tax	2,599	(3,093)	(14,182)
Other comprehensive (loss) income, net of tax	(984)	(87,189)	88,844
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax			(12,264)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax			(3,009)
Unrealized gain on derivatives designated and qualified as cash flow hedges	$ 0	$ 0	$ 9,255