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Derivative Instruments and Hedging Activities (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Oct. 01, 2022 | Sep. 30, 2023 | Oct. 01, 2022 | Dec. 31, 2022
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |  |  |  |  |
Notional amount (U.S. dollar equivalent) |  | $ 43.6 |  | $ 43.6 |  | $ 136.5
Fair value of foreign currency derivative contracts(a) | [1] | 1.2 |  | 1.2 |  | $ 1.7
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | [2] | $ (1.4) | $ 1.8 | (4.6) | $ 7.3 |
Cash inflow (outflow) from settlement of foreign currency derivative contracts |  |  |  | $ 2.4 | $ 2.1 |
[1] | Our foreign currency derivative contracts are classified within Level 2 of the fair value hierarchy because these contracts are not actively traded and the valuation inputs are based on market observable data of similar instruments.
[2] | None of our derivative contracts were designated as hedging instruments under ASC 815 - Derivatives & Hedging.

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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 4CC -SubTopic 10 -Topic 815 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4CC + Details
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