Equity - Changes in accumulated other comprehensive (loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 10,338,279	$ 8,859,920
Other comprehensive (loss) income before reclassifications	(150,736)	240,199
Amounts reclassified from accumulated other comprehensive (loss)	5,596	10,127
Ending balance	12,080,893	10,338,279
AOCI Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(1,292,872)	(1,543,198)
Ending balance	(1,438,012)	(1,292,872)
Foreign Currency Translation Adjustment and Other
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(962,044)	(1,149,071)
Other comprehensive (loss) income before reclassifications	(167,953)	187,027
Amounts reclassified from accumulated other comprehensive (loss)	0	0
Ending balance	(1,129,997)	(962,044)
Retirement Benefit Plans
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(330,828)	(394,127)
Other comprehensive (loss) income before reclassifications	17,217	53,172
Amounts reclassified from accumulated other comprehensive (loss)	5,596	10,127
Ending balance	$ (308,015)	$ (330,828)