Goodwill - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2025	Sep. 30, 2025	Jun. 30, 2026
Schedule Of Goodwill And Other Assets [Line Items]
Goodwill and other intangible assets, net			$ 562,300	$ 559,100
Goodwill impairment	$ 69,055	$ 69,055
Operating Segments [Member] \| Product Manufacturing [Member]
Schedule Of Goodwill And Other Assets [Line Items]
Goodwill impairment	$ 69,055	$ 69,055	$ 69,100

Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.