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Warrants Classified as Liabilities (Details)	9 Months Ended
	Sep. 30, 2024
Warrants Classified as Liabilities [Abstract]
Percentage fair value volatility	100.00%

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- Definition

Percentage of fair value volatility.

+ References

No definition available.

+ Details

Name:	prso_PercentageOfFairValueVolatility
Namespace Prefix:	prso_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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