Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)	Jun. 30, 2024	Jun. 30, 2023
Deferred tax assets:
Operating lease liabilities	$ 97,911,000	$ 102,679,000
Reserves and accruals	22,172,000	27,881,000
Capitalized research and development	170,086,000	191,872,000
Credits and net operating loss carryovers	9,407,000	4,284,000
Deferred compensation and post-retirement obligations	34,315,000	34,477,000
Stock-based compensation	12,362,000	11,032,000
Valuation allowance	(2,887,000)	0
Total deferred tax assets	343,366,000	372,225,000
Deferred tax liabilities:
Goodwill and other intangible assets	(357,150,000)	(331,845,000)
Property, plant and equipment	(27,578,000)	(31,068,000)
Operating lease right-of-use assets	(74,769,000)	(78,670,000)
Deferred revenue	(23,591,000)	(26,543,000)
Prepaid expenses	(12,084,000)	(11,177,000)
Interest rate swaps	(8,322,000)	(10,943,000)
Other	(9,680,000)	(2,524,000)
Total deferred tax liabilities	(513,174,000)	(492,770,000)
Net deferred tax liability	$ (169,808,000)	$ (120,545,000)