XML 29 R36.htm IDEA: XBRL DOCUMENT v2.4.1.9
Fair Value Measurement, by Balance Sheet Grouping (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Financial assets [Abstract]    
Securities available-for-sale $ 299,690us-gaap_AvailableForSaleSecurities $ 276,984us-gaap_AvailableForSaleSecurities [1]
Securities held-to-maturity 139,462us-gaap_HeldToMaturitySecuritiesFairValue 141,593us-gaap_HeldToMaturitySecuritiesFairValue
Financial liabilities [Abstract]    
Long-term Federal Home Loan Bank advances 26,171us-gaap_FederalHomeLoanBankAdvancesLongTerm 26,277us-gaap_FederalHomeLoanBankAdvancesLongTerm [1]
Carrying Value [Member]    
Financial assets [Abstract]    
Cash and due from banks, interest-bearing deposits in banks and federal funds sold 104,402us-gaap_CashAndCashEquivalentsFairValueDisclosure
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
86,872us-gaap_CashAndCashEquivalentsFairValueDisclosure
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= us-gaap_CarryingReportedAmountFairValueDisclosureMember
Securities available-for-sale 299,690us-gaap_AvailableForSaleSecurities
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276,984us-gaap_AvailableForSaleSecurities
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Securities held-to-maturity 137,592us-gaap_HeldToMaturitySecuritiesFairValue
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141,201us-gaap_HeldToMaturitySecuritiesFairValue
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Other investments 9,644msl_AlternativeOtherInvestmentsFairValueDisclosure
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9,990msl_AlternativeOtherInvestmentsFairValueDisclosure
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Loans, net 1,294,869us-gaap_LoansReceivableFairValueDisclosure
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1,273,205us-gaap_LoansReceivableFairValueDisclosure
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Cash surrender value of life insurance policies 13,735us-gaap_CashSurrenderValueFairValueDisclosure
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13,659us-gaap_CashSurrenderValueFairValueDisclosure
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= us-gaap_CarryingReportedAmountFairValueDisclosureMember
Financial liabilities [Abstract]    
Non-interest-bearing deposits 421,897msl_NonInterestBearingDepositsFairValueDisclosure
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390,863msl_NonInterestBearingDepositsFairValueDisclosure
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Interest-bearing deposits 1,194,201msl_InterestBearingDepositsFairValueDisclosure
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1,194,371msl_InterestBearingDepositsFairValueDisclosure
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Securities sold under agreements to repurchase 87,346us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure
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62,098us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure
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Short-term Federal Home Loan Bank advances 25,000us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure
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25,000us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure
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Long-term Federal Home Loan Bank advances 26,171us-gaap_FederalHomeLoanBankAdvancesLongTerm
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26,277us-gaap_FederalHomeLoanBankAdvancesLongTerm
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Junior subordinated debentures 22,167us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
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22,167us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
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= us-gaap_CarryingReportedAmountFairValueDisclosureMember
Fair Value [Member] | Level 1 [Member]    
Financial assets [Abstract]    
Cash and due from banks, interest-bearing deposits in banks and federal funds sold 104,402us-gaap_CashAndCashEquivalentsFairValueDisclosure
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86,872us-gaap_CashAndCashEquivalentsFairValueDisclosure
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Securities available-for-sale 2,123us-gaap_AvailableForSaleSecurities
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2,104us-gaap_AvailableForSaleSecurities
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Securities held-to-maturity 0us-gaap_HeldToMaturitySecuritiesFairValue
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0us-gaap_HeldToMaturitySecuritiesFairValue
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Other investments 9,644msl_AlternativeOtherInvestmentsFairValueDisclosure
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9,990msl_AlternativeOtherInvestmentsFairValueDisclosure
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Loans, net 0us-gaap_LoansReceivableFairValueDisclosure
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0us-gaap_LoansReceivableFairValueDisclosure
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0us-gaap_CashSurrenderValueFairValueDisclosure
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Financial liabilities [Abstract]    
Non-interest-bearing deposits 0msl_NonInterestBearingDepositsFairValueDisclosure
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0msl_NonInterestBearingDepositsFairValueDisclosure
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Interest-bearing deposits 0msl_InterestBearingDepositsFairValueDisclosure
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0msl_InterestBearingDepositsFairValueDisclosure
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Securities sold under agreements to repurchase 87,346us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure
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62,098us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure
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Short-term Federal Home Loan Bank advances 0us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure
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Long-term Federal Home Loan Bank advances 0us-gaap_FederalHomeLoanBankAdvancesLongTerm
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Junior subordinated debentures 0us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
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Fair Value [Member] | Level 2 [Member]    
Financial assets [Abstract]    
Cash and due from banks, interest-bearing deposits in banks and federal funds sold 0us-gaap_CashAndCashEquivalentsFairValueDisclosure
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0us-gaap_CashAndCashEquivalentsFairValueDisclosure
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Securities available-for-sale 297,567us-gaap_AvailableForSaleSecurities
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274,880us-gaap_AvailableForSaleSecurities
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Securities held-to-maturity 139,462us-gaap_HeldToMaturitySecuritiesFairValue
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141,593us-gaap_HeldToMaturitySecuritiesFairValue
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Other investments 0msl_AlternativeOtherInvestmentsFairValueDisclosure
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0msl_AlternativeOtherInvestmentsFairValueDisclosure
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Loans, net 5,540us-gaap_LoansReceivableFairValueDisclosure
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5,051us-gaap_LoansReceivableFairValueDisclosure
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Cash surrender value of life insurance policies 13,735us-gaap_CashSurrenderValueFairValueDisclosure
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13,659us-gaap_CashSurrenderValueFairValueDisclosure
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Financial liabilities [Abstract]    
Non-interest-bearing deposits 421,897msl_NonInterestBearingDepositsFairValueDisclosure
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390,863msl_NonInterestBearingDepositsFairValueDisclosure
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Interest-bearing deposits 944,876msl_InterestBearingDepositsFairValueDisclosure
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943,255msl_InterestBearingDepositsFairValueDisclosure
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Securities sold under agreements to repurchase 0us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure
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Short-term Federal Home Loan Bank advances 25,000us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure
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25,000us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure
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Long-term Federal Home Loan Bank advances 0us-gaap_FederalHomeLoanBankAdvancesLongTerm
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Junior subordinated debentures 22,167us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
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22,167us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
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Fair Value [Member] | Level 3 [Member]    
Financial assets [Abstract]    
Cash and due from banks, interest-bearing deposits in banks and federal funds sold 0us-gaap_CashAndCashEquivalentsFairValueDisclosure
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Securities available-for-sale 0us-gaap_AvailableForSaleSecurities
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1,277,882us-gaap_LoansReceivableFairValueDisclosure
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Financial liabilities [Abstract]    
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251,291msl_InterestBearingDepositsFairValueDisclosure
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/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember
$ 0us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember
[1] Derived from audited financial statements.