Debt - Schedule of long-term debt (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023
Debt Instrument [Line Items]
Long-term debt	$ 8,412,014	$ 10,770,655
Other long-term debt	104,794	106,598
Deferred debt issuance costs	(57,725)	(74,713)
Less: Long-term debt payable within one year	1,254,980	1,974,371
Long-term debt, net	7,157,034	8,796,284
Medium-term Notes | Fixed rate medium-term notes, 3.30% to 6.25%, due 2025 - 2045
Debt Instrument [Line Items]
Long-term debt	$ 1,825,000	1,825,000
Medium-term Notes | Fixed rate medium-term notes, 3.30% to 6.25%, due 2025 - 2045 | Minimum
Debt Instrument [Line Items]
Interest rate	3.30%
Medium-term Notes | Fixed rate medium-term notes, 3.30% to 6.25%, due 2025 - 2045 | Maximum
Debt Instrument [Line Items]
Interest rate	6.25%
Senior Notes | Senior Notes, 2.70% to 4.50%, due 2024 - 2049
Debt Instrument [Line Items]
Long-term debt	$ 5,300,000	7,275,000
Senior Notes | Senior Notes, 2.70% to 4.50%, due 2024 - 2049 | Minimum
Debt Instrument [Line Items]
Interest rate	2.70%
Senior Notes | Senior Notes, 2.70% to 4.50%, due 2024 - 2049 | Maximum
Debt Instrument [Line Items]
Interest rate	4.50%
Senior Notes | Euro Senior Notes, 1.125%, due 2025
Debt Instrument [Line Items]
Interest rate	1.125%
Long-term debt	$ 749,945	763,770
Loans Payable | Term Loan Facility, due 2026
Debt Instrument [Line Items]
Long-term debt	$ 490,000	$ 875,000