Note P - Fair Value Measurements and Disclosures (Details Textual)	Dec. 31, 2019 USD ($)
Minimum Current Appraisals More Than One Year Old And/ Or Loan Balance	$ 200,000
Percentage Of Time Deposits Provide For Automatic Renewal At Current Interest Rates	98.00%

The percentage of time deposits for which customers have opted for an automatic renewal upon maturity.

No definition available.

Name:	pfbx_PercentageOfTimeDepositsProvideForAutomaticRenewalAtCurrentInterestRates
Namespace Prefix:	pfbx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant