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STOCK-BASED COMPENSATION (Details 2)
Dec. 31, 2014
Common stock reserved for future issuance 9,382,583us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Warrants outstanding  
Common stock reserved for future issuance 977,778us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
/ us-gaap_AwardTypeAxis
= IWSY_WarrantsOutstandingMember
Common Stock | Convertible preferred stock – Series B  
Common stock reserved for future issuance 46,029us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
/ us-gaap_AwardTypeAxis
= IWSY_ConvertiblePreferredStockSeriesBMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
Common Stock | ConvertibleNotesPayableMember  
Common stock reserved for future issuance 1,649,548us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
/ us-gaap_AwardTypeAxis
= us-gaap_ConvertibleNotesPayableMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
Common Stock | Stock options outstanding  
Common stock reserved for future issuance 4,057,296us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
/ us-gaap_AwardTypeAxis
= IWSY_StockOptionsOutstandingMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
Common Stock | Restricted stock grants  
Common stock reserved for future issuance   
Authorized Future Grant Under Stock Option Plans [Member]  
Common stock reserved for future issuance 2,651,932us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
/ us-gaap_StatementEquityComponentsAxis
= IWSY_AuthorizedFutureGrantUnderStockOptionPlansMember