Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Detail) $ in Thousands	6 Months Ended
	Dec. 31, 2021 USD ($)
Goodwill [Roll Forward]
Balance-beginning of period	$ 1,296,727
Foreign currency translation	(3,560)
Balance-end of period	1,293,167
Photonic Solutions
Goodwill [Roll Forward]
Balance-beginning of period	1,053,028
Foreign currency translation	(990)
Balance-end of period	1,052,038
Compound Semiconductors
Goodwill [Roll Forward]
Balance-beginning of period	243,699
Foreign currency translation	(2,570)
Balance-end of period	$ 241,129