Goodwill (Details) $ in Millions	3 Months Ended
	Oct. 01, 2022 USD ($)
Changes in goodwill
Balance at the beginning of the period	$ 387.6
Acquisition	11.2
Currency translation adjustments	(11.0)
Balance at the end of the period	387.8
Network Enablement
Changes in goodwill
Balance at the beginning of the period	331.6
Acquisition	11.2
Currency translation adjustments	(10.3)
Balance at the end of the period	332.5
Service Enablement
Changes in goodwill
Balance at the beginning of the period	13.8
Acquisition	0.0
Currency translation adjustments	(0.7)
Balance at the end of the period	13.1
Optical Security and Performance Products
Changes in goodwill
Balance at the beginning of the period	42.2
Acquisition	0.0
Currency translation adjustments	0.0
Balance at the end of the period	$ 42.2