Receivables from and Payables to Brokers, Dealers and Clearing Organizations - Additional Information (Details)	Dec. 31, 2023 USD ($)
Pershing clearing arrangement
Excess net capital required by covenants	$ 120,000,000

The amount of excess net capital which the reporting entity's U.S. broker dealer subsidiary is required to maintain in order to maintain compliance with the debt instrument.

No definition available.

Name:	pipr_DebtInstrumentCovenantComplianceExcessNetCapitalRequirement
Namespace Prefix:	pipr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant