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Commitments and Contingencies (Details) - Schedule of Future Minimum Payments $ in Thousands | Dec. 31, 2023 USD ($)
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Schedule of Future Minimum Payments [Abstract] |
2024 | $ 413
2025 | 166
2026 | 110
2027 | 108
Total future lease payments | 797
Less: imputed interest | (78)
Present value of lease liabilities | $ 719

X
- Definition The amount of lease liabilities. + References No definition available. + Details
Name: | prso_LeaseLiabilities
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of lessee's undiscounted obligation for lease payment for operating and financing lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
Name: | prso_LesseeOperatingAndFinancingLeaseLiabilityPaymentsDueNextTwelveMonths
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of lessee's undiscounted obligation for lease payment for operating and financing lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
Name: | prso_LesseeOperatingandFinancingLeaseLiabilityPaymentsDue
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of lessee's undiscounted obligation for lease payment for operating and financing lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
Name: | prso_LesseeOperatingandFinancingLeaseLiabilityPaymentsDueYearFour
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of lessee's undiscounted obligation for lease payment for operating and financing lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
Name: | prso_LesseeOperatingandFinancingLeaseLiabilityPaymentsDueYearThree
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease and financing to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
Name: | prso_LesseeOperatingandFinancingLeaseLiabilityPaymentsDueYearTwo
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating and financing lease. + References No definition available. + Details
Name: | prso_LesseeOperatingandFinancingLeaseLiabilityUndiscountedExcessAmount
Namespace Prefix: | prso_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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