Amount of allocated specific reserve for modified troubled debt restructurings.

No definition available.

Name:	pfbx_AllocatedSpecificReservesToModifiedTdrs
Namespace Prefix:	pfbx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Deferred amounts on loans receivable related to loan modification programs offered to financial institution customers affected by COVID-19.

+ References

No definition available.

+ Details

Name:	pfbx_FinancingReceivableDeferredPayments
Namespace Prefix:	pfbx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents number of loan closing during period for financing receivable.

+ References

No definition available.

+ Details

Name:	pfbx_FinancingReceivableNumber0fLoansClosing
Namespace Prefix:	pfbx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents number of loans outstanding for financing receivable.

+ References

No definition available.

+ Details

Name:	pfbx_FinancingReceivableNumberOfLoansOutstanding
Namespace Prefix:	pfbx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of payment deferrals on loans receivable related to loan modification programs offered to financial institution customers affected by COVID-19.

+ References

No definition available.

+ Details

Name:	pfbx_FinancingReceivableNumberOfPaymentDeferrals
Namespace Prefix:	pfbx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

+ Details

Name:	us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

+ Details

Name:	us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121585226&loc=d3e18794-111554

+ Details

Name:	us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_LoansInsuredOrGuaranteedByGovernmentAuthoritiesAxis=pfbx_SBACARESActPaycheckProtectionProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=pfbx_PPPLoans2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note C - Loans (Details Textual)	9 Months Ended	12 Months Ended
Note C - Loans (Details Textual)	Sep. 30, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Loans and Leases Receivable, Gross, Total		$ 237,878,000	$ 239,162,000
Financing Receivable, Number of Payment Deferrals				249
Financing Receivable, Deferred Payments				$ 95,010,325
Financing Receivable, Modifications, Number of Contracts		0	0
Allocated Specific Reserves To Modified TDRs		$ 0	$ 50,000
Financing Receivable, Troubled Debt Restructuring, Commitment to Lend		0	0
SBA CARES Act Paycheck Protection Program [Member]
Financing Receivable, Number 0f Loans Closing				363
Loans and Leases Receivable, Gross, Total		$ 0	$ 4,878	$ 22,445,026
Financing Receivable, Number of Loans Outstanding			2
SBA CARES Act Paycheck Protection Program [Member] \| PPP Loans 2021 [Member]
Financing Receivable, Number 0f Loans Closing	166
Loans and Leases Receivable, Gross, Total	$ 9,801,304