XML 81 R65.htm IDEA: XBRL DOCUMENT
v3.26.1

Note 5 - Loans and the Allowance for Credit Losses (Details Textual) | 12 Months Ended
--- | ---
Dec. 31, 2025 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Deferred Loan Origination Costs | $ 3,031,000 | $ 2,697,000 | $ 2,283,000
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default |  | 4,300,000 | $ 0
Commercial Loans [Member] |  |  |
Financing Receivable, Nonaccrual | 152,000 | 55,000 |
Financing Receivable, Allowance for Credit Loss, Nonaccrual Loans | 68,000 | 29,000 |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default | $ 73,000 | $ 30,000 |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default, Number of Loans | 1 | 1 |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default, Period Past Due (Day) | 44 days | 70 days |
Agricultural Loans [Member] |  |  |
Financing Receivable, Nonaccrual | $ 3,352,000 |  |
Financing Receivable, Allowance for Credit Loss, Nonaccrual Loans | 1,448,000 |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default | 6,900 |  |
Nonaccrual, Interest Income, Cash Basis Method [Member] |  |  |
Financing Receivable, Nonaccrual, Interest Income | 0 | $ 0 |
Agricultural Loans 1 [Member] |  |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default | $ 4,900,000 |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default, Number of Loans | 4 |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default, Period Past Due (Day) | 199 days |  |
Agricultural Loans 2 [Member] |  |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default | $ 2,000,000 |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default, Number of Loans | 1 |  |
Financing Receivable, Excluding Accrued Interest, Modified, Subsequent Default, Period Past Due (Day) | 260 days |  |

X
- Definition This item represents loan origination costs that have been deferred. + References No definition available. + Details
Name: | plbc_DeferredLoanOriginationCosts
Namespace Prefix: | plbc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of allowance for credit loss on financing receivable nonaccrual loans. Excludes allowance for financing receivable covered under loss sharing agreement. + References No definition available. + Details
Name: | plbc_FinancingReceivableAllowanceForCreditLossNonaccrualLoans
Namespace Prefix: | plbc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of loans, excluding accrued interest, of financing receivable with payment default in current period and modified within previous 12 months preceding payment default for debtor experiencing financial difficulty. + References No definition available. + Details
Name: | plbc_FinancingReceivableExcludingAccruedInterestModifiedSubsequentDefaultNumberOfLoans
Namespace Prefix: | plbc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period past due of financing receivable with payment default in current period and modified within previous 12 months preceding payment default for debtor experiencing financial difficulty. + References No definition available. + Details
Name: | plbc_FinancingReceivableExcludingAccruedInterestModifiedSubsequentDefaultPeriodPastDue
Namespace Prefix: | plbc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable with payment default in current period and modified within previous 12 months preceding payment default for debtor experiencing financial difficulty. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 44 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-44 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestModifiedSubsequentDefault
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income on financing receivable on nonaccrual status. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableNonaccrualInterestIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (3) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=plbc_CommercialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=plbc_AgriculturalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=plbc_NonaccrualInterestIncomeCashBasisMethodMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=plbc_AgriculturalLoans1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=plbc_AgriculturalLoans2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |