Equity - Changes in accumulated other comprehensive income (loss) in shareholders' equity by component (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 8,859,920	$ 8,413,670
Ending balance	8,773,404	8,505,845
Foreign Currency Translation Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(1,149,071)	(865,865)
Other comprehensive income (loss) before reclassifications	(305,353)	(67,785)
Amounts reclassified from accumulated other comprehensive (loss)	0	0
Ending balance	(1,454,424)	(933,650)
Retirement Benefit Plans
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(394,127)	(700,862)
Other comprehensive income (loss) before reclassifications	0	0
Amounts reclassified from accumulated other comprehensive (loss)	4,771	29,022
Ending balance	(389,356)	(671,840)
Accumulated Other Comprehensive (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(1,543,198)	(1,566,727)
Other comprehensive income (loss) before reclassifications	(305,353)	(67,785)
Amounts reclassified from accumulated other comprehensive (loss)	4,771	29,022
Ending balance	$ (1,843,780)	$ (1,605,490)