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Derivative Financial Instruments (Details) $ in Thousands, £ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2024 USD ($) | Apr. 02, 2023 USD ($) | Jan. 01, 2023 USD ($) | Mar. 31, 2024 USD ($) | Apr. 02, 2023 USD ($) | Sep. 30, 2018 agreement | Jan. 23, 2023 USD ($) | Dec. 28, 2022 USD ($) | Dec. 28, 2022 GBP (£) | Oct. 02, 2022 USD ($) | Oct. 02, 2022 GBP (£)
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gain on foreign currency forward contract | $ 0 | $ 21,407 |  | $ 0 | $ 89,402 |  |  |  |  |  |
Loss on cash flow hedges recognized in comprehensive income | $ 0 | 896 |  | $ 0 | $ 985 |  |  |  |  |  |
RPS Group PLC |  |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |  |
Derivative, forward exchange rate |  |  |  |  |  |  |  | 1.086 | 1.086 | 1.0852 | 1.0852
Foreign Exchange Forward | RPS Group PLC |  |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  |  | $ 775,400 | £ 714.0 | $ 774,800 | £ 714.0
Foreign currency forward contract, asset fair value |  |  |  |  |  |  | $ 109,300 |  |  | $ 19,900 |
Gain on foreign currency forward contract |  | $ 21,400 | $ 68,000 |  |  |  |  |  |  |  |
Interest Rate Swap | Designated as cash flow hedges | Derivatives designated as hedging instruments |  |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of derivative agreements | agreement |  |  |  |  |  | 5 |  |  |  |  |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
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