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Commitments and Contingencies (Details) - Schedule of Future Minimum Payments $ in Thousands	Sep. 30, 2024 USD ($)
Schedule of Future Minimum Payments [Abstract]
2024	$ 81
2025	164
2026	108
2027	100
Total future lease payments	453
Less: imputed interest	(42)
Present value of lease liabilities	$ 411

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_LesseeOperatingAndFinancingLeaseLiabilityPaymentsReminderFiscalYear
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 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:	us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration