XML 71 R26.htm IDEA: XBRL DOCUMENT v3.19.3

Note 9 - Lease Commitments (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Lease, Cost [Table Text Block]

		For the Three				For the Nine
		Months Ended				Months Ended
		September 30, 2019				September 30, 2019
Lease Costs:
Finance lease cost:
Amortization of right-of-use asset		$	91			$	264
Interest Expense			31				100
Other			10				25
Operating lease cost			52				178
Total lease cost		$	184			$	567

Lease, Term and Discount Rate [Table Text Block]

		Operating				Finance
Weighted-average term (years)			1.9				4.6
Weighted-average discount rate			2.9	%			3.4	%

Operating and Finance Lease, Liability, Maturity [Table Text Block]

		Operating				Finance
Undiscounted cash flows due within:
2019		$	56			$	100
2020			226				411
2021			210				424
2022			211				431
2023			211				431
2024 and thereafter			339				2,792
Total undiscounted cash flows			1,253				4,589
Impact of present value discount			(310	)			(1,051	)
Amount reported on balance sheet		$	943			$	3,538

X

- Definition

Tabular disclosure of term and discount rate of lease.

+ References

No definition available.

+ Details

Name:	mbcn_LeaseTermAndDiscountRateTableTextBlock
Namespace Prefix:	mbcn_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of undiscounted cash flows of operating and finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating and finance lease liability recognized in statement of financial position.

+ References

No definition available.

+ Details

Name:	mbcn_OperatingAndFinanceLeaseLiabilityMaturityTableTextBlock
Namespace Prefix:	mbcn_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980

+ Details

Name:	us-gaap_LeaseCostTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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