XML 102 R91.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Income Taxes - Schedule of Income Tax Reconciliation (Parenthetical) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($)
Income Tax Disclosure [Abstract] |
Minimum restricted stock compensation for income tax reconciliation as per tax cuts and jobs act. | $ 1,000,000

X
- Definition Minimum restricted stock compensation for income tax reconciliation as per tax cuts and jobs ac + References No definition available. + Details
Name: | pb_MinimumRestrictedStockCompensationForIncomeTaxReconciliationAsPerTaxCutsAndJobsAct
Namespace Prefix: | pb_
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