XML 73 R59.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Business Combination & Asset Purchase - Schedule of Pro-forma Results (Detail) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Summary of Operations |  |  |
Net Interest Income - Before Provision for Credit Losses and Unfunded | $ 81,397 | $ 90,754 | $ 84,749
Provision for Credit Losses and Unfunded | 1,682 | 4,513 | 3,445
Net Interest Income After Provision for Credit Losses and Unfunded | 79,715 | 86,241 | 81,304
Noninterest Income | 16,040 | 14,100 | 18,931
Noninterest Expense | 67,193 | 58,105 | 58,300
Income Before Income Taxes | 28,562 | 42,236 | 41,935
Income Taxes | 5,609 | 8,141 | 8,397
Net Income | $ 22,953 | $ 34,095 | $ 33,538
Basic Earnings Per Share | $ 1.68 | $ 2.51 | $ 2.48
Diluted Earnings Per Share | $ 1.68 | $ 2.51 | $ 2.48

X
- Definition Business acquisitions pro forma income loss before income taxes. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaIncomeLossBeforeIncomeTaxes
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business acquisitions pro forma income taxes expense benefit. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaIncomeTaxesExpenseBenefit
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Business acquisitions pro forma net interest income after provision for loan losses and unfunded. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaNetInterestIncomeAfterProvisionForLoanLossesAndUnfunded
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business acquisitions pro forma net interest income before provision for loan losses and unfunded. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaNetInterestIncomeBeforeProvisionForLoanLossesAndUnfunded
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business acquisitions pro forma noninterest expense. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaNoninterestExpense
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Business acquisitions pro forma noninterest income. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaNoninterestIncome
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business acquisitions pro forma provision for loan losses and unfunded. + References No definition available. + Details
Name: | fmao_BusinessAcquisitionsProFormaProvisionForLoanLossesAndUnfunded
Namespace Prefix: | fmao_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(2) -SubTopic 10 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(3) -SubTopic 10 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 + Details
Name: | us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(2) -SubTopic 10 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(3) -SubTopic 10 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 + Details
Name: | us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 + Details
Name: | us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration