Name:	paci_ClassOfWarrantOrRightRedemptionPeriod
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Redemption price per share or per unit of warrants or rights outstanding.

No definition available.

Name:	paci_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights
Namespace Prefix:	paci_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

Period of time after the completion of initial Business Combination in which initial shareholders are not permitted to transfer, assign or sell any of their held warrants, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_HoldingPeriodForTransferAssignmentOrSaleOfWarrants
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period to provide written notice to redeem warrants, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_NoticePeriodToRedeemWarrants
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period of time required to pass after the filing of a registration statement to become effective before warrant holders may be permitted to exercise warrants, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_PeriodForRegistrationStatementToBecomeEffective
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period after the completion of a business combination when warrants will become exercisable, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_PeriodToExerciseWarrantsAfterBusinessCombination
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period for warrants to exercise after the completion of public offering, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_PeriodToExerciseWarrantsAfterPublicOfferings
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Period the entity is required to file a registration statement following the closing of a Business Combination, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_PeriodToFileRegistrationStatement
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Threshold period of specified consecutive trading days that common stock price must exceed threshold price for specified number of trading days, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_ThresholdConsecutiveTradingDays
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Threshold number of specified trading days that common stock price must exceed threshold price within a specified consecutive trading period, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	paci_ThresholdTradingDays
Namespace Prefix:	paci_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Number of warrants or rights outstanding.

No definition available.

Name:	us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Price of a single share of a number of saleable stocks of a company.

No definition available.

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

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

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

Name:	us-gaap_WarrantsAndRightsOutstandingTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

Name:	us-gaap_ClassOfWarrantOrRightAxis=paci_PublicWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ClassOfWarrantOrRightAxis=paci_PrivatePlacementWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis=paci_WarrantsAndRightsSubjectToMandatoryRedemptionOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: