BORROWINGS (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
Mar. 31, 2015	Dec. 31, 2014
BORROWINGS [Abstract]
FHLB advances, maturing fully in 2020	$ 0.7	$ 0.7
Federal Home Loan Bank interest rate	0.50%	0.50%
Capital leases	0.2us-gaap_CapitalLeaseObligations	0.1us-gaap_CapitalLeaseObligations
Capital lease interest rate	1.76%mfbp_CapitalLeaseInterestRate	1.60%mfbp_CapitalLeaseInterestRate
Federal funds lines of credit	10.0	10.0
Federal funds unused funds	$ 6.1	$ 6.6

Loans 60-89 days past due

No definition available.

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- Definition

The weighted average interest rate applicable to the Federal Home Loan Bank advances as of the balance sheet date.

+ References

No definition available.

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- Definition

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

+ References

+ Details

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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 7

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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-Section 50

-Paragraph 1

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- Definition

Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

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-Section 45

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- Definition

Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).

+ References

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

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