Goodwill and Other Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2024 USD ($)
Goodwill [Roll Forward]
Balance-beginning of period	$ 4,512,700
Foreign currency translation	(19,475)
Balance-end of period	4,493,225
Networking
Goodwill [Roll Forward]
Balance-beginning of period	1,036,204
Foreign currency translation	457
Balance-end of period	1,036,661
Materials
Goodwill [Roll Forward]
Balance-beginning of period	247,695
Foreign currency translation	224
Balance-end of period	247,919
Lasers
Goodwill [Roll Forward]
Balance-beginning of period	3,228,801
Foreign currency translation	(20,156)
Balance-end of period	$ 3,208,645