XML 26 R31.htm IDEA: XBRL DOCUMENT v2.4.1.9

Loans - Risk Category of Loans by Portfolio Class (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	$ 615,165us-gaap_LoansAndLeasesReceivableGrossCarryingAmount	$ 622,345us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Agricultural Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	51,467us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember	50,895us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember
Agricultural Real Estate [Member] | 1-2 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	4,829us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember	4,319us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember
Agricultural Real Estate [Member] | 3 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	16,349us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember	15,780us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember
Agricultural Real Estate [Member] | 4 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	29,674us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember	30,472us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember
Agricultural Real Estate [Member] | 5 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	332us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember	111us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember
Agricultural Real Estate [Member] | 6 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	212us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SubstandardMember	213us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgricultureRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SubstandardMember
Agricultural [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	71,474us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember	74,611us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember
Agricultural [Member] | 1-2 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	9,098us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember	11,490us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember
Agricultural [Member] | 3 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	25,784us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember	26,871us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember
Agricultural [Member] | 4 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	36,611us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember	36,225us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember
Agricultural [Member] | 5 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	54us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember
Agricultural [Member] | 7 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	24us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_DoubtfulMember	25us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_AgriculturalLoanMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_DoubtfulMember
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	271,676us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember	270,188us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember
Commercial Real Estate [Member] | 1-2 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	983us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember	1,072us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember
Commercial Real Estate [Member] | 3 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	33,466us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember	34,229us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember
Commercial Real Estate [Member] | 4 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	231,346us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember	225,015us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember
Commercial Real Estate [Member] | 5 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	2,423us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember	7,083us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember
Commercial Real Estate [Member] | 6 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	2,274us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SubstandardMember	2,080us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SubstandardMember
Commercial Real Estate [Member] | 7 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	709us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_DoubtfulMember	709us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = us-gaap_CommercialRealEstateMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_DoubtfulMember
Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	95,128us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember	100,126us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember
Commercial and Industrial [Member] | 1-2 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	1,817us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember	1,771us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = fmao_ExcellentAndGoodMember
Commercial and Industrial [Member] | 3 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	15,864us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember	15,582us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember
Commercial and Industrial [Member] | 4 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	74,948us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember	80,079us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember
Commercial and Industrial [Member] | 5 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	2,179us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember	2,299us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SpecialMentionMember
Commercial and Industrial [Member] | 6 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	178us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SubstandardMember	165us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_SubstandardMember
Commercial and Industrial [Member] | 7 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	236us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_DoubtfulMember	230us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_CommercialAndIndustrialMember / us-gaap_InternalCreditAssessmentAxis = us-gaap_DoubtfulMember
Industrial Development Bonds [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	4,673us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_IndustrialDevelopmentBondsMember	4,698us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_IndustrialDevelopmentBondsMember
Industrial Development Bonds [Member] | 3 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	4,264us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_IndustrialDevelopmentBondsMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember	4,289us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_IndustrialDevelopmentBondsMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMember
Industrial Development Bonds [Member] | 4 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans - Gross	$ 409us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_IndustrialDevelopmentBondsMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember	$ 409us-gaap_LoansAndLeasesReceivableGrossCarryingAmount / us-gaap_FinancialInstrumentAxis = fmao_IndustrialDevelopmentBondsMember / us-gaap_InternalCreditAssessmentAxis = fmao_SatisfactoryMonitoredMember

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- 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://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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