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SHAREHOLDERS' EQUITY (Details Textual) (USD $)
Dec. 31, 2014
Sep. 05, 2014
Shareholders' Equity [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance 700,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber  
Director [Member]    
Shareholders' Equity [Line Items]    
Common Stock, Shares, Issued   46,875us-gaap_CommonStockSharesIssued
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember
Common Stock, Par Or Stated Value Per Share   $ 0.16us-gaap_CommonStockParOrStatedValuePerShare
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember
Stock Option Plan 2001 [Member]    
Shareholders' Equity [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance 1,196,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= smdm_StockOptionPlan2001Member