Revenue from Contracts with Customers - Summary of Disaggregated Revenue by Market and Product (Detail) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 795,111	$ 728,084
Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	536,023	497,727
Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	259,088	230,357
Communications
Disaggregation of Revenue [Line Items]
Revenues	532,541	510,345
Communications | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	500,447	473,690
Communications | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	32,094	36,655
Consumer
Disaggregation of Revenue [Line Items]
Revenues	57,171	53,662
Consumer | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	2,043	1,309
Consumer | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	55,128	52,353
Industrial
Disaggregation of Revenue [Line Items]
Revenues	99,232	64,964
Industrial | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	18,453	11,063
Industrial | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	80,779	53,901
Aerospace & Defense
Disaggregation of Revenue [Line Items]
Revenues	44,112	49,265
Aerospace & Defense | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	0	0
Aerospace & Defense | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	44,112	49,265
Other
Disaggregation of Revenue [Line Items]
Revenues	62,055	49,848
Other | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	15,080	11,665
Other | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	$ 46,975	$ 38,183