Schedule Of Foreign Currency Cash Flow Hedges (Detail) - USD ($) $ in Millions	Apr. 02, 2023	Dec. 31, 2022
Derivative Asset, Notional amounts		$ 2.9
Derivative Liability, Notional amounts	$ (35.9)
Japan, Yen
Derivative Liability, Notional amounts	(57.7)	(37.1)
Taiwan, New Dollars
Derivative Liability, Notional amounts	(38.3)	(29.2)
Short [Member]
Derivative Asset, Notional amounts	64.4	76.8
Long [Member]
Derivative Liability, Notional amounts	(100.3)	(73.9)
Long [Member] | Japan, Yen
Derivative Liability, Notional amounts	(57.7)	(37.1)
Long [Member] | Taiwan, New Dollars
Derivative Liability, Notional amounts	(38.3)	(29.2)
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member]
Derivative, Notional Amount	16.6	43.2
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Japan, Yen
Derivative, Notional Amount	16.6	37.8
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Taiwan, New Dollars
Derivative, Notional Amount	0.0	5.4
Foreign Exchange Forward [Member] | Short [Member] | Cash Flow Hedging [Member]
Derivative Asset, Notional amounts	30.2	72.1
Foreign Exchange Forward [Member] | Short [Member] | Cash Flow Hedging [Member] | Japan, Yen
Derivative Asset, Notional amounts	30.2	61.2
Foreign Exchange Forward [Member] | Short [Member] | Cash Flow Hedging [Member] | Taiwan, New Dollars
Derivative Asset, Notional amounts	0.0	10.9
Foreign Exchange Forward [Member] | Long [Member] | Cash Flow Hedging [Member]
Derivative Liability, Notional amounts	(13.6)	(28.9)
Foreign Exchange Forward [Member] | Long [Member] | Cash Flow Hedging [Member] | Japan, Yen
Derivative Liability, Notional amounts	(13.6)	(23.4)
Foreign Exchange Forward [Member] | Long [Member] | Cash Flow Hedging [Member] | Taiwan, New Dollars
Derivative Liability, Notional amounts	$ 0.0	$ (5.5)