Revenue from Contracts with Customers - Summary of Disaggregated Revenue by Market and Product (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenues	$ 1,240,194	$ 827,724	$ 3,955,049	$ 2,429,654
Networking | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	551,099	559,560	1,756,327	1,607,114
Materials | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	323,769	268,164	1,061,809	822,540
Lasers | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	365,326		1,136,913
Industrial
Disaggregation of Revenue [Line Items]
Revenues	438,205	185,671	1,349,453	549,144
Industrial | Networking | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	17,570	21,325	52,189	63,050
Industrial | Materials | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	156,846	164,346	450,383	486,094
Industrial | Lasers | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	263,789		846,881
Communications
Disaggregation of Revenue [Line Items]
Revenues	538,305	553,820	1,723,758	1,579,528
Communications | Networking | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	521,291	527,821	1,664,205	1,510,092
Communications | Materials | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	17,014	25,999	59,553	69,436
Communications | Lasers | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	0		0
Electronics
Disaggregation of Revenue [Line Items]
Revenues	139,078	62,992	519,477	229,763
Electronics | Networking | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	2,849	2,752	9,674	9,080
Electronics | Materials | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	136,229	60,240	509,803	220,683
Electronics | Lasers | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	0		0
Instrumentation
Disaggregation of Revenue [Line Items]
Revenues	124,606	25,241	362,361	71,219
Instrumentation | Networking | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	9,389	7,662	30,259	24,892
Instrumentation | Materials | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	13,680	$ 17,579	42,070	$ 46,327
Instrumentation | Lasers | Operating Segments
Disaggregation of Revenue [Line Items]
Revenues	$ 101,537		$ 290,032