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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($)
Commitments and Contingencies Disclosure [Abstract] |
Purchase agreement | $ 5.0
Purchase agreement, paid | 3.2
Outstanding purchase obligation | $ 1.8

X
- Definition Purchase Obligation, Outstanding + References No definition available. + Details
Name: | prm_PurchaseObligationOutstanding
Namespace Prefix: | prm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Purchase Obligation, Paid To Date + References No definition available. + Details
Name: | prm_PurchaseObligationPaidToDate
Namespace Prefix: | prm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. + References No definition available. + Details
Name: | us-gaap_PurchaseObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant