Goodwill and intangible assets - Intangible assets by major category (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Jun. 30, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 5,595,477	$ 5,631,854
Accumulated Amortization	2,251,865	2,112,057
Patents and technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	997,295	999,952
Accumulated Amortization	239,347	216,314
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	756,405	762,130
Accumulated Amortization	346,209	331,905
Customer lists and other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	3,841,777	3,869,772
Accumulated Amortization	$ 1,666,309	$ 1,563,838