XML 62 R54.htm IDEA: XBRL DOCUMENT v3.25.2

Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Other Commitments [Line Items]
Unfunded commitment to investee	$ 32,651	$ 27,238
Series A-Great Lakes Funding II LLC
Other Commitments [Line Items]
Unfunded commitment to investee	$ 13,700	$ 8,200

X

- Definition

Amount of financial support committed by investment company to investee that is contractually required but not provided.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480990/946-20-50-16

+ Details

Name:	us-gaap_InvestmentCompanyFinancialCommitmentToInvesteeFutureAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

X

- Details

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