Contingent consideration payable - Schedule of Contingent Consideration Payable (Details) $ in Thousands	9 Months Ended
Sep. 30, 2024 USD ($)
Contingent And Deferred Consideration Payable [Abstract]
Balance as of December 31, 2023	$ 18,706
Payments made during the period	(8,949)
Additions in the period	0
Fair value loss and other	452
Balance as of September 30, 2024	10,209
Current	9,884
Non-current	$ 325

Additional contingent and deferred consideration payable recognized.

No definition available.

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Namespace Prefix:	psfe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Contingent and deferred consideration payable.

No definition available.

Name:	psfe_ContingentAndDeferredConsiderationPayableAbstract
Namespace Prefix:	psfe_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Contingent and deferred consideration payable at carrying value

No definition available.

Name:	psfe_ContingentAndDeferredConsiderationPayableAtCarryingValue
Namespace Prefix:	psfe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Current portion of contingent and deferred consideration payable

No definition available.

Name:	psfe_CurrentPortionOfContingentAndDeferredConsiderationPayable
Namespace Prefix:	psfe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Fair value gain on contingent consideration payable

No definition available.

Name:	psfe_FairValueGainOnContingentConsiderationPayable
Namespace Prefix:	psfe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Non-current portion of contingent and deferred consideration payable

No definition available.

Name:	psfe_NonCurrentPortionOfContingentAndDeferredConsiderationPayable
Namespace Prefix:	psfe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Reducing balance of contingent and deferred consideration payable

No definition available.

Name:	psfe_ReducingBalanceOfContingentAndDeferredConsiderationPayable
Namespace Prefix:	psfe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration