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Financial Instruments - Additional Information (Detail) - USD ($) $ in Millions |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 25, 2022 | Oct. 03, 2022 | Oct. 02, 2022 | Oct. 03, 2021 | Oct. 02, 2022 | Oct. 03, 2021 | Dec. 31, 2021
Financial Instruments and Fair Value [Line Items] |  |  |  |  |  |  |
Available-for-sale securities, realized gain |  |  | $ 0.1 | $ 0.5 | $ 0.6 | $ 2.6 |
Fair market value of investments with unrealized losses greater than one year |  |  | 28.0 |  | 28.0 |  | $ 6.5
Fair market value of investments with unrealized losses less than one year |  |  | 99.7 |  | 99.7 |  | 85.4
Unrealized Gain (loss) on contracts |  |  | 1.6 | 1.0 | 9.5 | 1.3 |
Equity securities unrealized gain |  |  | 0.0 |  | 0.0 | 3.3 |
Equity securities unrealized loss |  |  | 2.3 | 0.4 | 11.1 | 1.1 |
Available For Sale Securities Gross Realized Loss |  |  | 0.3 | $ 0.0 | 0.9 | $ 0.0 |
Cash Flow Hedging [Member] |  |  |  |  |  |  |
Financial Instruments and Fair Value [Line Items] |  |  |  |  |  |  |
Other comprehensive income (Loss), cash flow hedge, gain (loss), before reclassification, after tax |  |  |  |  | 0.5 |  |
Debt Mutual Funds |  |  |  |  |  |  |
Financial Instruments and Fair Value [Line Items] |  |  |  |  |  |  |
Available for sale securities with out contractual maturity date |  |  | $ 6.4 |  | $ 6.4 |  |
TER Auto Guide Llc [Member] | Dispute In Respect Of Contingent Consideration [Member] |  |  |  |  |  |  |
Financial Instruments and Fair Value [Line Items] |  |  |  |  |  |  |
Litigation Settlement, Amount settled between parties | $ 26.7 |  |  |  |  |  |
Foreign Exchange Contracts |  |  |  |  |  |  |
Financial Instruments and Fair Value [Line Items] |  |  |  |  |  |  |
Unrealized Gain (loss) on contracts |  | $ (1.1) |  |  |  |  | $ (0.1)

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- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3A -URI https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803 + Details
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