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INCOME TAXES (Narrative) (Details) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Income tax benefit $ (988,630)us-gaap_IncomeTaxExpenseBenefit $ (10,948,875)us-gaap_IncomeTaxExpenseBenefit
Deferred tax liability, net   11,962,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent
Net operating loss carryforwards 48,513,000us-gaap_OperatingLossCarryforwards  
Excess tax benefits associated with stock option exercises included in net operating loss carryforwards but not reflected in deferred tax assets 1,019,000us-gaap_DeferredTaxExpenseFromStockOptionsExercised  
Unrecognized tax benefits netted against deferred tax assets 446,000us-gaap_UnrecognizedTaxBenefits 446,000us-gaap_UnrecognizedTaxBenefits
Minimum [Member]    
Net operating loss carryforwards, expiration date Dec. 31, 2022  
Maximum [Member]    
Net operating loss carryforwards, expiration date Dec. 31, 2034  
Excess Tax Benefits [Member]    
Income tax benefit $ 10,949,000us-gaap_IncomeTaxExpenseBenefit
/ us-gaap_StatementScenarioAxis
= dss_ExcessTaxBenefitsMember		  
Excess Tax Benefits [Member] | Minimum [Member]    
Net operating loss carryforwards, expiration date Dec. 31, 2022  
Excess Tax Benefits [Member] | Maximum [Member]    
Net operating loss carryforwards, expiration date Dec. 31, 2030