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Financial Highlights - Summary of Financial Highlights (Details) (Parenthetical) $ in Thousands | Mar. 31, 2024 USD ($)
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Investment Company, Financial Highlights [Abstract] |
Amount used to multiply asset coverage ratio to determine the asset coverage per unit | $ 1,000

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- Definition Amount used to multiply asset coverage ratio to determine the asset coverage per unit. + References No definition available. + Details
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Namespace Prefix: | pflt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_InvestmentCompanyFinancialHighlightsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration