Percentage of additional net management fee earnings rights.

No definition available.

Name:	px_PercentageOfAdditionalNetManagementFeeEarningsRights
Namespace Prefix:	px_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of Equity Rights Available to Acquire Equity Interest In Acquiree Percentage

+ References

No definition available.

+ Details

Name:	px_PercentageOfEquityRightsAvailableToAcquireEquityInterestInAcquireePercentage
Namespace Prefix:	px_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of net management fee earnings rights

+ References

No definition available.

+ Details

Name:	px_PercentageOfNetManagementFeeEarningsRights
Namespace Prefix:	px_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Strategic alliance expense.

+ References

No definition available.

+ Details

Name:	px_StrategicAllianceExpense
Namespace Prefix:	px_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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

- Definition

Amount of funds committed to investment company from investors.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 25
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478494/946-205-50-25

+ Details

Name:	us-gaap_InvestmentCompanyCommittedCapital
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_InvestmentTypeAxis=px_ThirdPartyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=px_BonaccordMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=px_BonaccordFundIIMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=px_BonaccordFundIIIMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

Strategic Alliance Expense - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Business Combination, Separately Recognized Transactions [Line Items]
Strategic alliance expense	$ 635	$ 313	$ 2,153	$ 1,118
Third Party [Member] \| Bonaccord [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Percentage of net management fee earnings rights	15.00%		15.00%
Bonaccord Fund II [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Percentage of Equity Rights Available to Acquire Equity Interest In Acquiree Percentage	5.00%		5.00%
Percentage of Additional Net Management Fee Earnings Rights	5.00%		5.00%
Bonaccord Fund III [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Investment Company, Committed Capital			$ 5,000
Percentage of Equity Rights Available to Acquire Equity Interest In Acquiree Percentage	4.90%		4.90%
Maximum [Member] \| Bonaccord Fund II [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Investment Company, Committed Capital			$ 250,000
Minimum [Member] \| Bonaccord Fund II [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Investment Company, Committed Capital			$ 5,000