XML 34 R40.htm IDEA: XBRL DOCUMENT v2.4.1.9
Borrowed Funds - Term notes from the FHLB (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Borrowed funds    
Borrowings from the FHLB $ 5,417us-gaap_FederalHomeLoanBankAdvancesLongTerm $ 5,458us-gaap_FederalHomeLoanBankAdvancesLongTerm
Fixed interest rate note, originating between April 1999 and December 2007, due between April 2014 and April 2022    
Borrowed funds    
Borrowings from the FHLB 4,582us-gaap_FederalHomeLoanBankAdvancesLongTerm
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingApril1999AndDecember2007Member		 4,618us-gaap_FederalHomeLoanBankAdvancesLongTerm
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingApril1999AndDecember2007Member
Fixed interest rate note, originating between April 1999 and December 2007, due between April 2014 and April 2022 | Minimum    
Borrowed funds    
Interest rate on debt security (as a percent) 4.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingApril1999AndDecember2007Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember		 4.50%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingApril1999AndDecember2007Member
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Fixed interest rate note, originating between April 1999 and December 2007, due between April 2014 and April 2022 | Maximum    
Borrowed funds    
Interest rate on debt security (as a percent) 5.90%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingApril1999AndDecember2007Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember		 5.90%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingApril1999AndDecember2007Member
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Amortizing fixed interest rate note, originating February 2007, due February 2022    
Borrowed funds    
Borrowings from the FHLB 835us-gaap_FederalHomeLoanBankAdvancesLongTerm
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingFebruary2007Member		 840us-gaap_FederalHomeLoanBankAdvancesLongTerm
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingFebruary2007Member
Interest rate on debt security (as a percent) 5.22%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingFebruary2007Member		 5.22%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingFebruary2007Member
Monthly installments $ 5us-gaap_DebtInstrumentPeriodicPaymentInterest
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingFebruary2007Member		 $ 5us-gaap_DebtInstrumentPeriodicPaymentInterest
/ us-gaap_DebtInstrumentAxis
= mvbf_FederalHomeLoanBankFixedInterestRateNoteOriginatingFebruary2007Member