XML 54 R44.htm IDEA: XBRL DOCUMENT v3.23.3

LOANS AND ALLOWANCE FOR CREDIT LOSSES (Schedule of Past Due Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	$ 5,354,487	$ 4,840,523
30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	27,316	8,058
60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	11,224	24,000
90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	30,958	24
Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	69,498	32,082
Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	5,300,721	4,821,413
Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	3,712,664
Construction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	149,212
Multifamily
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	462,999
One to four family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	50,205
One to four family | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	50,205
Real estate | Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	3,712,664	3,254,508
Real estate | Commercial | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans		24,000
Real estate | Commercial | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	24,000
Real estate | Commercial | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	24,000	24,000
Real estate | Commercial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	3,688,664	3,230,508
Real estate | Construction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	149,212	143,693
Real estate | Construction | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	149,212	143,693
Real estate | Multifamily
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	462,999	468,540
Real estate | Multifamily | 30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	27,285	8,000
Real estate | Multifamily | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	11,200
Real estate | Multifamily | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	38,485	8,000
Real estate | Multifamily | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	424,514	460,540
Real estate | One to four family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	50,205	53,207
Real estate | One to four family | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	50,205	53,207
Commercial and industrial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	976,778	908,616
Commercial and industrial | 30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	31	37
Commercial and industrial | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	23
Commercial and industrial | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	6,934
Commercial and industrial | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	6,988	37
Commercial and industrial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	969,790	908,579
Consumer
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	18,361	24,931
Consumer | 30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans		21
Consumer | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	1
Consumer | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	24	24
Consumer | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	25	45
Consumer | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans	$ 18,336	$ 24,886

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: 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 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B

Reference 3: 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_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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 2: 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

+ Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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:

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
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: