Leslie's, Inc. Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

Long-Term Debt, Net - Fair Value - Additional Information (Details)

Long-Term Debt, Net - Fair Value - Additional Information (Details) - USD ($) $ in Millions	Jan. 03, 2026	Oct. 04, 2025	Dec. 28, 2024
Term Loan due in 2028 \| Level 2
Debt Instrument [Line Items]
Fair value of term loan	$ 350.8	$ 208.6	$ 722.6

- 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.

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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