XML 36 R26.htm IDEA: XBRL DOCUMENT v3.22.2.2

Private Placements - Additional Information (Detail) - USD ($)			6 Months Ended
	Apr. 14, 2021	Mar. 18, 2021	Jun. 30, 2022	Jun. 30, 2021
Private Placement [Line Items]
Sale of stock price per share		$ 10
Number of trading days				30 days
Sale of stock number of shares issued In transaction		30,000,000
Private Placement Warrants [Member]
Private Placement [Line Items]
Sale of stock price per share			$ 1.5
Proceeds from issuance of private placement			$ 9,000,000
Sale of stock number of shares issued In transaction			6,000,000
Private Placement Warrants [Member] | Sponsor [Member]
Private Placement [Line Items]
Sale of stock price per share			$ 1.5
Class of warrant or right stock issued during period shares	256,218
Class of warrants or rights warrants issued during the period value	$ 384,327

X

- Definition

Class of warrant or right stock issued during period shares.

+ References

No definition available.

+ Details

Name:	plmi_ClassOfWarrantOrRightStockIssuedDuringPeriodShares
Namespace Prefix:	plmi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Class of warrants or rights warrants issued during the period value.

+ References

No definition available.

+ Details

Name:	plmi_ClassOfWarrantOrRightStockIssuedDuringPeriodValue
Namespace Prefix:	plmi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Number of trading days

+ References

No definition available.

+ Details

Name:	plmi_NumberOfTradingDays
Namespace Prefix:	plmi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	plmi_PrivatePlacementLineItems
Namespace Prefix:	plmi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfPrivatePlacement
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

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

X

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

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

X

- Details

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

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=plmi_SponsorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: