XML 55 R48.htm IDEA: XBRL DOCUMENT v3.24.1.u1

Loans and Allowance for Credit Losses - Loan Portfolio Aging Analysis (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Loans Receivable Aging Analysis [Abstract]
Total Past Due	$ 5,494,478	$ 5,575,585
Total Loans Receivable	5,499,295	5,580,565
Total Loans> 90 Days and Accruing	0	0
Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	3,803,283	3,842,511
Total Loans> 90 Days and Accruing	0	0
Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	518,641	542,469
Construction and Land Development | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	186,851	205,077
Total Loans> 90 Days and Accruing	0	0
Agricultural | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	388,941	391,132
Total Loans> 90 Days and Accruing	0	0
Residential Properties | Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	518,641	542,469
Total Loans> 90 Days and Accruing	0	0
Residential Properties | Real Estate Loan | Multifamily
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	312,758	319,129
Total Loans> 90 Days and Accruing	0	0
Commercial | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	2,396,092	2,384,704
Total Loans> 90 Days and Accruing	0	0
Agricultural Loans
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	213,217	196,272
Total Loans> 90 Days and Accruing	0	0
Commercial and Industrial Loans
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	1,227,906	1,266,159
Total Loans> 90 Days and Accruing	0	0
Consumer Loans
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	79,569	91,014
Total Loans> 90 Days and Accruing	0	0
All Other Loans
Loans Receivable Aging Analysis [Abstract]
Total Loans Receivable	175,320	184,609
Total Loans> 90 Days and Accruing	0	0
Financial Asset, 30 to 59 Days Past Due
Loans Receivable Aging Analysis [Abstract]
Total Past Due	4,222	5,679
Financial Asset, 30 to 59 Days Past Due | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	3,749	4,023
Financial Asset, 30 to 59 Days Past Due | Construction and Land Development | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, 30 to 59 Days Past Due | Agricultural | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, 30 to 59 Days Past Due | Residential Properties | Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1,965	3,054
Financial Asset, 30 to 59 Days Past Due | Residential Properties | Real Estate Loan | Multifamily
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	150
Financial Asset, 30 to 59 Days Past Due | Commercial | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1,784	819
Financial Asset, 30 to 59 Days Past Due | Agricultural Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, 30 to 59 Days Past Due | Commercial and Industrial Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	228	673
Financial Asset, 30 to 59 Days Past Due | Consumer Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	245	983
Financial Asset, 30 to 59 Days Past Due | All Other Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, 60 to 89 Days Past Due
Loans Receivable Aging Analysis [Abstract]
Total Past Due	5,863	1,424
Financial Asset, 60 to 89 Days Past Due | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	5,546	1,189
Financial Asset, 60 to 89 Days Past Due | Construction and Land Development | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	585
Financial Asset, 60 to 89 Days Past Due | Agricultural | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, 60 to 89 Days Past Due | Residential Properties | Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1,227	530
Financial Asset, 60 to 89 Days Past Due | Residential Properties | Real Estate Loan | Multifamily
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, 60 to 89 Days Past Due | Commercial | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	4,319	74
Financial Asset, 60 to 89 Days Past Due | Agricultural Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	25	0
Financial Asset, 60 to 89 Days Past Due | Commercial and Industrial Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	261	73
Financial Asset, 60 to 89 Days Past Due | Consumer Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	31	162
Financial Asset, 60 to 89 Days Past Due | All Other Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due
Loans Receivable Aging Analysis [Abstract]
Total Past Due	7,734	7,646
Financial Asset, Equal to or Greater than 90 Days Past Due | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	6,033	5,785
Financial Asset, Equal to or Greater than 90 Days Past Due | Construction and Land Development | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	450	450
Financial Asset, Equal to or Greater than 90 Days Past Due | Agricultural | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1	1
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Properties | Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1,179	1,018
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Properties | Real Estate Loan | Multifamily
Loans Receivable Aging Analysis [Abstract]
Total Past Due	551	551
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	3,852	3,765
Financial Asset, Equal to or Greater than 90 Days Past Due | Agricultural Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	596	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial and Industrial Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	889	1,531
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	216	330
Financial Asset, Equal to or Greater than 90 Days Past Due | All Other Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Total Past Due
Loans Receivable Aging Analysis [Abstract]
Total Past Due	17,819	14,749
Total Past Due | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	15,328	10,997
Total Past Due | Construction and Land Development | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	450	1,035
Total Past Due | Agricultural | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1	1
Total Past Due | Residential Properties | Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Past Due	4,371	4,602
Total Past Due | Residential Properties | Real Estate Loan | Multifamily
Loans Receivable Aging Analysis [Abstract]
Total Past Due	551	701
Total Past Due | Commercial | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	9,955	4,658
Total Past Due | Agricultural Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	621	0
Total Past Due | Commercial and Industrial Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1,378	2,277
Total Past Due | Consumer Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	492	1,475
Total Past Due | All Other Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	0	0
Current
Loans Receivable Aging Analysis [Abstract]
Total Past Due	5,481,476	5,565,816
Current | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	3,787,955	3,831,514
Current | Construction and Land Development | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	186,401	204,042
Current | Agricultural | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	388,940	391,131
Current | Residential Properties | Real Estate Loan | 1-4 Family
Loans Receivable Aging Analysis [Abstract]
Total Past Due	514,270	537,867
Current | Residential Properties | Real Estate Loan | Multifamily
Loans Receivable Aging Analysis [Abstract]
Total Past Due	312,207	318,428
Current | Commercial | Real Estate Loan
Loans Receivable Aging Analysis [Abstract]
Total Past Due	2,386,137	23,800,446
Current | Agricultural Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	212,596	196,272
Current | Commercial and Industrial Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	1,226,528	1,263,882
Current | Consumer Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	79,077	89,539
Current | All Other Loans
Loans Receivable Aging Analysis [Abstract]
Total Past Due	$ 175,320	$ 184,609

X

- Definition

Financing receivable including held for sale net of deferred income.

+ References

No definition available.

+ Details

Name:	fmbh_FinancingReceivableIncludingHeldForSaleNetOfDeferredIncome
Namespace Prefix:	fmbh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Financing Receivable, Recorded Investments, Aging.

+ References

No definition available.

+ Details

Name:	fmbh_FinancingReceivableRecordedInvestmentsAgingAbstract
Namespace Prefix:	fmbh_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Subparagraph (b)
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-7

+ Details

Name:	us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-80

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 79
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479294/326-20-55-79

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3)(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (1)
-Publisher SEC

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (2)
-Publisher SEC

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Regulation S-K (SK)
-Number 229
-Section 1404
-Paragraph (a)
-Publisher SEC

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-14

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 7A
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-7A

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

+ Details

Name:	us-gaap_NotesReceivableGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_RealEstateLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=fmbh_OneToFourFamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=fmbh_ConstructionAndLandDevelopmentPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=fmbh_AgriculturalPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_MultifamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=fmbh_AgriculturalExcludingAgriculturalRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=fmbh_CommercialAndIndustrialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_UnallocatedFinancingReceivablesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables30To59DaysPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables60To89DaysPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetNotPastDueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: