Debt - Schedule of long-term debt (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Debt Instrument [Line Items]
Long-term debt	$ 10,058,105	$ 6,584,872
Other long-term debt	11,127	15,968
Deferred debt issuance costs	(86,972)	(61,156)
Less: Long-term debt payable within one year	302,280	2,819
Long-term debt, net	9,755,825	6,582,053
Medium-term Notes | Fixed rate medium-term notes, 3.30% to 6.25%, due 2023 - 2045
Debt Instrument [Line Items]
Long-term debt	$ 2,125,000	2,125,000
Medium-term Notes | Fixed rate medium-term notes, 3.30% to 6.25%, due 2023 - 2045 | Minimum
Debt Instrument [Line Items]
Interest rate	3.30%
Medium-term Notes | Fixed rate medium-term notes, 3.30% to 6.25%, due 2023 - 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	$ 7,275,000	3,675,000
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	$ 733,950	$ 830,060