XML 78 R63.htm IDEA: XBRL DOCUMENT
v3.22.4

Distributable Taxable Income - Summary of Distributions to Shareholders (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |
Ordinary Income | $ 24,661 | $ 20,575 | $ 10,694
Return of Capital | 0 | 0 | 0
Total | $ 24,661 | $ 20,575 | $ 10,694

X
- Definition Investment company, Distributions paid. + References No definition available. + Details
Name: | ptmn_InvestmentCompanyDistributionsPaid
Namespace Prefix: | ptmn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Investment company, Return of capital. + References No definition available. + Details
Name: | ptmn_InvestmentCompanyReturnOfCapital
Namespace Prefix: | ptmn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of dividend distribution from ordinary income and capital gain. Excludes distribution for tax return of capital. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 20 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=66023616&loc=d3e9079-115832 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 205 -Section 45 -Paragraph 3 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=118262037&loc=d3e9915-115836 + Details
Name: | us-gaap_InvestmentCompanyDividendDistribution
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration