Equity - Changes in accumulated other comprehensive (loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 8,859,920	$ 8,413,670
Ending balance	10,338,279	8,859,920
AOCI Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(1,543,198)	(1,566,727)
Other comprehensive (loss) income before reclassifications	240,199	(105,752)
Amounts reclassified from accumulated other comprehensive (loss)	10,127	129,281
Ending balance	(1,292,872)	(1,543,198)
Foreign Currency Translation Adjustment and Other
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(1,149,071)	(865,865)
Other comprehensive (loss) income before reclassifications	187,027	(290,853)
Amounts reclassified from accumulated other comprehensive (loss)	0	7,647
Ending balance	(962,044)	(1,149,071)
Retirement Benefit Plans
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(394,127)	(700,862)
Other comprehensive (loss) income before reclassifications	53,172	185,101
Amounts reclassified from accumulated other comprehensive (loss)	10,127	121,634
Ending balance	$ (330,828)	$ (394,127)