Commitments and Contingencies (Details) - Schedule of Future Minimum Payments $ in Thousands	Dec. 31, 2023 USD ($)
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

The amount of lease liabilities.

No definition available.

Name:	prso_LeaseLiabilities
Namespace Prefix:	prso_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

- Definition

+ References

No definition available.

+ Details

Name:	prso_LesseeOperatingandFinancingLeaseLiabilityPaymentsDue
Namespace Prefix:	prso_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

- 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

- 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

- Definition

Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating and financing lease.

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No definition available.

+ Details

Name:	prso_LesseeOperatingandFinancingLeaseLiabilityUndiscountedExcessAmount
Namespace Prefix:	prso_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

Name:	prso_ScheduleOfFutureMinimumPaymentsAbstract
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration