XML 78 R68.htm IDEA: XBRL DOCUMENT
v3.21.2

Debt (Long-term Debt Outstanding by Due Date) (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |
Total FHLB fixed rate instruments | $ 71,456 | $ 71,648
Lease obligations included in long-term debt | 3,402 | 3,467
Total long-term debt | 74,858 | 75,115
Due in April 2022 [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt outstanding | $ 70,000 | $ 70,000
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate | 0.86343% | 0.86343%
Federal Home Loan Bank, advances, branch of FHLB bank, due date | 2022-04 | 2022-04
Due in August 2026 [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt outstanding | $ 1,418 | $ 1,606
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate | 4.80% | 4.80%
Federal Home Loan Bank, advances, branch of FHLB bank, due date | 2026-08 | 2026-08
Due in February 2027 [Member] |  |
Debt Instrument [Line Items] |  |
Long-term debt outstanding | $ 38 | $ 42
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate | 6.71% | 6.71%
Federal Home Loan Bank, advances, branch of FHLB bank, due date | 2027-02 | 2027-02

X
- Definition Federal home loan bank advances branch of FHLB bank due date year month. + References No definition available. + Details
Name: | mpb_FederalHomeLoanBankAdvancesBranchOfFHLBBankDueDateYearMonth
Namespace Prefix: | mpb_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Federal home loan bank advances lease obligations included in long term debt. + References No definition available. + Details
Name: | mpb_FederalHomeLoanBankAdvancesLeaseObligationsIncludedInLongTermDebt
Namespace Prefix: | mpb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Federal home loan bank advances long term after fair value adjustment.. + References No definition available. + Details
Name: | mpb_FederalHomeLoanBankAdvancesLongTermAfterFairValueAdjustment
Namespace Prefix: | mpb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Federal Home Loan Bank advances long-term before fair value adjustment. + References No definition available. + Details
Name: | mpb_FederalHomeLoanBankAdvancesLongTermBeforeFairValueAdjustment
Namespace Prefix: | mpb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Discloses the single interest rate [if] applicable to the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64702-112823 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesLongTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |