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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Stock Option Plans, Narrative) (Details) (USD $)
0 Months Ended 12 Months Ended 0 Months Ended
Oct. 15, 2014
May 16, 2014
Dec. 31, 2014
Dec. 31, 2013
Jan. 16, 2014
Dec. 02, 2013
Dec. 02, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Granted, Shares     2,062,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross      
Exercise price (USD per Share) $ 5.40us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit $ 4.68us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit          
Performance Shares [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares available under plan     2,400,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
       
Stock Options [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Maximum term of options     5 years        
Granted, Shares 90,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
  2,062,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
     
Exercise price (USD per Share)         $ 3.47us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
   
Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of independent Board Members     2idsa_NumberOfIndependentBoardMembers
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
       
Number of awards available for grant     1idsa_NumberOfAwardsAvailableForGrant
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
       
Minimum holding period, stock award     6 months        
Algar, Inc. [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Granted, Shares           1,500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
 
Exercise price (USD per Share)           $ 5.00us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member
$ 5.00us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
/ idsa_ManagementCompanyAxis
= idsa_AlgarInc.Member