Revenue from Contracts with Customers - Summary of Disaggregated Revenue by Market and Product (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 806,819	$ 786,569	$ 1,601,930	$ 1,514,653
Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	524,969	482,879	1,060,992	980,606
Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	281,850	303,690	540,938	534,047
Industrial
Disaggregation of Revenue [Line Items]
Revenues	105,069	71,606	204,300	136,571
Industrial | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	16,548	10,160	35,001	21,224
Industrial | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	88,521	61,446	169,299	115,347
Communications
Disaggregation of Revenue [Line Items]
Revenues	516,743	488,953	1,049,285	999,299
Communications | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	488,030	454,035	988,477	927,726
Communications | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	28,713	34,918	60,808	71,573
Aerospace & Defense
Disaggregation of Revenue [Line Items]
Revenues	47,195	46,366	91,308	95,631
Aerospace & Defense | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Aerospace & Defense | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	47,195	46,366	91,308	95,631
Consumer
Disaggregation of Revenue [Line Items]
Revenues	70,093	121,329	127,263	174,989
Consumer | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	2,377	2,215	4,420	3,522
Consumer | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	67,716	119,114	122,843	171,467
Other
Disaggregation of Revenue [Line Items]
Revenues	67,719	58,315	129,774	108,163
Other | Photonic Solutions | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	18,014	16,469	33,094	28,134
Other | Compound Semiconductors | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	$ 49,705	$ 41,846	$ 96,680	$ 80,029