COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015
Commitments and contingencies [LineItems]
Guarantee Obligations less than 1 year	$ 13,019mfbp_GuaranteeObligationsLessThan1Year
Guarantee Obligations 1 to 3 years	5,544mfbp_GuaranteeObligations1To3Years
Guarantee Obligations 3 to 5 years	2,508mfbp_GuaranteeObligations3To5Years
Guarantee Obligations more than 5 years	1,446
Obligations to extend credit	22,517
Commerical Letters of Credit [Member]
Commitments and contingencies [LineItems]
Guarantee Obligations less than 1 year	177
Guarantee Obligations 1 to 3 years	250
Guarantee Obligations 3 to 5 years
Guarantee Obligations more than 5 years	93
Obligations to extend credit	520
Other Commercial Loan Commitments [Member]
Commitments and contingencies [LineItems]
Guarantee Obligations less than 1 year	12,842
Guarantee Obligations 1 to 3 years	5,294
Guarantee Obligations 3 to 5 years	2,508
Guarantee Obligations more than 5 years	1,353
Obligations to extend credit	$ 21,997

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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. Specific to obligations expiring in 1 to 3 years.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

+ References

No definition available.

+ Details

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- Definition

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

+ References

No definition available.

+ Details

Name:	mfbp_GuaranteeObligationsLessThan1Year
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Data Type:	xbrli:monetaryItemType
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- Definition

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)(1)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

+ Details

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- Details

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- Details

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