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LONG TERM INCENTIVE PLAN (Details Narrative) (USD $)
In Thousands, except Share data, unless otherwise specified
12 Months Ended 120 Months Ended 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2021
Dec. 31, 2012
Dec. 05, 2014
Jan. 03, 2014
Feb. 08, 2013
Long Term Incentive Plan              
Annual stock retainer, individual director maximum 240SAL_AnnualStockRetainerIndividualDirectorMaximum
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240SAL_AnnualStockRetainerIndividualDirectorMaximum
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Shares of fully vested restricted common stock issued as an annual stock retainer to directors 2,160us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross
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1,330us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross
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Stock retainer issuance related compensation expense $ 65us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition
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$ 34us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition
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Total number of shares of Common Stock reserved and available for issuance     84,000SAL_TotalNumberOfSharesOfCommonStockReservedAndAvailableForIssuanceInTenYearsFollowingAdoptionOfPlan
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Total shares of Common Stock that may be issued pursuant to Awards in any one calendar year 30,000us-gaap_CommonStockSharesAuthorized
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30,000us-gaap_CommonStockSharesAuthorized
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Total number of shares that may be awarded as Incentive Stock Options     42,000SAL_TotalNumberOfSharesThatMayBeAwardedAsIncentiveStockOptions
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Total number of shares that may be issued as Directors Stock Retainer Awards     15,000SAL_TotalNumberOfSharesThatMayBeIssuedAsDirectorsStockRetainerAwards
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Shares of restricted stock granted pursuant to 2011 Long Term Incentive Plan         6,000us-gaap_CommonStockSharesIssued
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3,000us-gaap_CommonStockSharesIssued
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19,600us-gaap_CommonStockSharesIssued
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Fair value of stock granted pursuant to 2011 Long Term Incentive Plan             490us-gaap_DeferredCompensationEquity
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Deferred compensation expense 216us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
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142us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
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Unrecognized compensation cost relating to awards 313us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
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335us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
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Stock award forfeitures 2,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
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500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
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Directors Plan              
Annual stock retainer, individual director maximum       120SAL_AnnualStockRetainerIndividualDirectorMaximum
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Shares of fully vested restricted common stock issued as an annual stock retainer to directors       960us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross
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Stock retainer issuance related compensation expense       $ 24us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition
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Total shares of Common Stock that may be issued pursuant to Awards in any one calendar year       30,000us-gaap_CommonStockSharesAuthorized
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