Financial Instruments - Additional Information (Detail) € in Millions			3 Months Ended		9 Months Ended		12 Months Ended
	Apr. 12, 2024 EUR (€)	Nov. 07, 2023 EUR (€)	Sep. 29, 2024 USD ($)	Oct. 01, 2023 USD ($)	Sep. 29, 2024 USD ($)	Oct. 01, 2023 USD ($)	Dec. 31, 2023 USD ($)
Financial Instruments and Fair Value [Line Items]
Available-for-sale securities, realized gain			$ 800,000	$ 100,000	$ 2,100,000	$ 600,000
Available-for-sale securities, realized loss			0	0	300,000	300,000
Fair market value of investments with unrealized losses greater than one year			44,100,000		44,100,000		$ 65,200,000
Fair market value of investments with unrealized losses less than one year			8,300,000		8,300,000		22,300,000
Unrealized loss on contracts, net			(2,900,000)	5,300,000	3,100,000	12,300,000
Equity securities unrealized gain			2,200,000	0	5,400,000	4,600,000
Equity securities unrealized loss			0	1,700,000	0	1,700,000
Other comprehensive income (Loss), cash flow hedge, gain (loss), before reclassification, after tax			(260,000)	$ 2,590,000	1,014,000	$ 6,456,000
Call Option
Financial Instruments and Fair Value [Line Items]
Realized loss on contracts, net					(9,800,000)
Expiration date of the option		Apr. 26, 2024
Fair value of outstanding contracts							17,400,000
Technoprobe S.p.A
Financial Instruments and Fair Value [Line Items]
Percentage of investment acquired		10.00%
Technoprobe S.p.A | Call Option
Financial Instruments and Fair Value [Line Items]
Notional Amount | €		€ 481.0
Cash Flow Hedging [Member]
Financial Instruments and Fair Value [Line Items]
Other comprehensive income (Loss), cash flow hedge, gain (loss), before reclassification, after tax					(300,000)		600,000
Debt Mutual Funds
Financial Instruments and Fair Value [Line Items]
Available for sale securities with out contractual maturity date			$ 8,600,000		8,600,000
Forward
Financial Instruments and Fair Value [Line Items]
Notional Amount | €	€ 481.0
Expiration date of the option	May 23, 2024
Foreign Exchange Contracts
Financial Instruments and Fair Value [Line Items]
Unrealized loss on contracts, net					$ (800,000)		$ (1,800,000)