XML 43 R33.htm IDEA: XBRL DOCUMENT v3.24.3

The Company and Summary of Significant Accounting Policies (Details) - Schedule of Computation of Diluted Net Loss Per Share - shares shares in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	8,417	342
Escrow shares - exchangeable shares [Member]
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	33	33
Escrow shares - common stock [Member]
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	13	13
Options to purchase common stock [Member]
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	33	36
Unvested restricted common stock units [Member]
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	9	23
Warrants classified as equity [Member]
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	8,094
Warrants classified as liabilities [Member]
Schedule of Computation of Diluted Net Loss Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	235	237

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

+ Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=prso_EscrowSharesExchangeableSharesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=prso_EscrowSharesCommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=prso_OptionsToPurchaseCommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=prso_UnvestedRestrictedCommonStockUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=prso_WarrantsClassifiedAsEquityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=prso_CommonStockWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: