Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Detail) $ in Thousands	3 Months Ended
	Sep. 30, 2021 USD ($)
Goodwill [Roll Forward]
Balance-beginning of period	$ 1,296,727
Foreign currency translation	(1,979)
Balance-end of period	1,294,748
Photonic Solutions
Goodwill [Roll Forward]
Balance-beginning of period	1,053,028
Foreign currency translation	(727)
Balance-end of period	1,052,301
Compound Semiconductors
Goodwill [Roll Forward]
Balance-beginning of period	243,699
Foreign currency translation	(1,252)
Balance-end of period	$ 242,447