Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Goodwill [Roll Forward]
Balance at beginning of period	$ 1,285,759	$ 1,296,727
Goodwill acquired	3,174,984
Transfers between segments		0
Foreign currency translation	51,957	(10,968)
Balance-end of period	4,512,700	1,285,759
Networking
Goodwill [Roll Forward]
Balance at beginning of period	1,013,277	1,053,028
Goodwill acquired	0
Transfers between segments		(35,466)
Foreign currency translation	22,927	(4,285)
Balance-end of period	1,036,204	1,013,277
Materials
Goodwill [Roll Forward]
Balance at beginning of period	272,482	243,699
Goodwill acquired	0
Transfers between segments		35,466
Foreign currency translation	(24,787)	(6,683)
Balance-end of period	247,695	272,482
Lasers
Goodwill [Roll Forward]
Balance at beginning of period	0	0
Goodwill acquired	3,174,984
Transfers between segments		0
Foreign currency translation	53,817	0
Balance-end of period	$ 3,228,801	$ 0