XML 52 R39.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Repurchase Agreements and Other Borrowings (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2017 | Dec. 31, 2016
Repurchase Agreements and Other Borrowings [Abstract] |  |
Securities Sold under Agreements to Repurchase | $ 142,411 | $ 185,763
Securities Sold under Agreements to Repurchase Increase (Decrease) | (43,400) |
Disclosure of Repurchase Agreements [Abstract] |  |
Securities pledged to Repurchase Agreements | $ 142,411 | 185,763
Securities Sold Under Agreements to Repurchase Weighted Average Rate | 0.10% |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 45,066 | 40,094
FHLB advance, 3-Year Original Maturity 2 [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 3-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 1.30% |
FHLB advance, 2-Year Maturity [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 2-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 0.99% |
FHLB advance, 3-Year Original Maturity [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 10,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 3-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 1.42% |
FHLB Advance, 1.5-Year Original Maturity [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 1.5-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 1.49% |
FHLB Advance, 2-Year Original Maturity 2 [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 2-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 1.56% |
FHLB advance, 6-Year Maturity [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 6-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 2.30% |
FHLB Advance, 7 Year Maturity [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 7-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 2.55% |
FHLB advance, 8-Year Maturity [Member] |  |
FHLB Advances [Abstract] |  |
Federal Home Loan Bank Advances Short and Long Term | $ 5,000 |
Federal Home Loan Bank Advances, Original Maturity Term | 8-year maturity |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate | 2.40% |
U.S. Treasury securities and obligations of U.S. government corporations & agencies |  |
Disclosure of Repurchase Agreements [Abstract] |  |
Securities pledged to Repurchase Agreements | $ 106,395 | 100,526
Residential Mortgage-backed Securities [Member] |  |
Disclosure of Repurchase Agreements [Abstract] |  |
Securities pledged to Repurchase Agreements | 36,016 | 84,064
Obligations of states and political subdivisions |  |
Disclosure of Repurchase Agreements [Abstract] |  |
Securities pledged to Repurchase Agreements | $ 0 | $ 1,173

X
- Definition FHLB Advances Terms + References No definition available. + Details
Name: | fmbh_FHLBAdvancesAbstract
Namespace Prefix: | fmbh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Federal Home Loan Bank Advances, Original Term + References No definition available. + Details
Name: | fmbh_FederalHomeLoanBankAdvancesOriginalMaturityTerm
Namespace Prefix: | fmbh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Short-term and long-term Federal Home Loan Bank borrowings. + References No definition available. + Details
Name: | fmbh_FederalHomeLoanBankAdvancesShortAndLongTerm
Namespace Prefix: | fmbh_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | fmbh_RepurchaseAgreementsAndOtherBorrowingsAbstract
Namespace Prefix: | fmbh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The increase (decrease) in the carrying value as of the balance sheet date of securities that an institution sells and agrees to repurchase (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement, or repo. Most repos involve obligations of the federal government or its agencies, but other financial instruments, such as commercial paper, banker's acceptances, and negotiable certificates of deposit, are sometimes used in repos. + References No definition available. + Details
Name: | fmbh_SecuritiesSoldUnderAgreementsToRepurchaseIncreaseDecrease
Namespace Prefix: | fmbh_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Securities Sold Under Agreements to Repurchase Weighted Average Rate + References No definition available. + Details
Name: | fmbh_SecuritiesSoldUnderAgreementsToRepurchaseWeightedAverageRate
Namespace Prefix: | fmbh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfRepurchaseAgreementsAbstract
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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The carrying amount as of the date of the latest financial statement presented of securities which are owned but transferred to serve as collateral for repurchase agreements, and for which the transferee does not have the right by contract or custom to sell or re-pledge them to an unrelated party. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -URI http://asc.fasb.org/extlink&oid=64858031&loc=SL6224234-111729 + Details
Name: | us-gaap_PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForRepurchaseAgreements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(a)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(1)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=51825145&loc=SL20226008-175313 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49176635&loc=d3e9760-107771 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Repurchase Agreement Accounted for as a Collateralized Borrowing -URI http://asc.fasb.org/extlink&oid=49203159 + Details
Name: | us-gaap_SecuritiesSoldUnderAgreementsToRepurchase
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBadvance3YearOriginalMaturity2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBadvance2YearMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBadvance3YearOriginalMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBAdvance1.5YearOriginalMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBAdvance2YearOriginalMaturity2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBadvance6YearMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBAdvance7YearMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=fmbh_FHLBadvance8YearMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_USTreasuryAndGovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_ResidentialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |