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v3.23.1

Service Revenue (Summary of PEO Pass-Through Costs Netted in Revenue) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 28, 2023 | Feb. 28, 2022 | Feb. 28, 2023 | Feb. 28, 2022
Revenue from Contract with Customer [Abstract] |  |  |  |
Payroll wages and payroll taxes | $ 6,944.1 | $ 6,546.1 | $ 19,615.2 | $ 17,909.4
State unemployment insurance (included in payroll wages and payroll taxes) | 71.4 | 74.2 | 111.2 | 108.2
Guaranteed cost benefit plans | $ 157.8 | $ 164.3 | $ 494.8 | $ 471.9

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- Definition Direct Pass Through Cost Guaranteed Cost Benefit Plans + References No definition available. + Details
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- Definition Direct Pass Through Cost Payroll Wages And Taxes Including Federal And State Unemployment Insurance + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition Direct Pass Through Cost State Unemployment Insurance + References No definition available. + Details
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Namespace Prefix: | payx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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