Name:	mfnc_FairValueDisclosureOffBalanceSheetRisksAmountLiabilityAtFixedRate
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Represents the fair value of financial liabilities at variable interest rates, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

No definition available.

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Namespace Prefix:	mfnc_
Data Type:	xbrli:monetaryItemType
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Represents the percentage collateralization on off-balance sheet financial instruments permitted under commitments.

No definition available.

Name:	mfnc_FairValueDisclosureOffBalanceSheetRisksPercentageCollateralizationOnFinancialInstrumentPermittedUnderCommitments
Namespace Prefix:	mfnc_
Data Type:	num:percentItemType
Balance Type:	na
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The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13433-108611

Name:	us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability
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- Details

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

The total amount of pending claims pertaining to a loss contingency accrual as of the balance sheet date.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9, 10, 11, 12

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.