Leases - Lease expense and supplemental cash flow information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Leases [Abstract]
Operating lease expense	$ 67,562	$ 60,411	$ 46,026
Finance lease cost:
Amortization of lease assets	7,511	5,604	1,861
Interest on lease liabilities	5,338	4,383	390
Short-term lease cost	8,653	7,577	7,041
Variable lease cost	6,051	5,747	5,849
Total lease cost	95,115	83,722	61,167
Operating cash outflows - payments on operating leases	65,286	57,717	45,371
Operating cash outflows - interest payments on finance leases	5,338	4,383	390
Financing cash outflows - payments on finance lease obligations	4,658	5,141	1,992
Right-of-use assets obtained in exchange for operating lease obligations	41,965	45,365	50,925
Right-of-use assets obtained in exchange for finance lease obligations	$ 4,084	$ 1,340	$ 0