Goodwill and intangible assets - Intangible assets by major category (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Jun. 30, 2024
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 11,319,135	$ 11,202,840
Accumulated Amortization	3,571,902	3,386,659
Patents and technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,119,691	2,116,999
Accumulated Amortization	479,655	451,908
Trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,036,737	1,041,633
Accumulated Amortization	459,978	441,382
Customer relationships and other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	8,162,707	8,044,208
Accumulated Amortization	$ 2,632,269	$ 2,493,369