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LONG TERM INCENTIVE PLAN (Details) (Stock Option [Member], USD $)
3 Months Ended 12 Months Ended 0 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Jan. 02, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock options (in Shares) 20,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross 2,062,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross  
Exercised in period   30,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised  
Chief Financial Officer [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period     3 years
Stock options (in Shares)     20,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
Exercise price (USD per Share)     $ 5.71us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
Share-based Compensation Award, Tranche One [Member] | Chief Financial Officer [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage     33.33333%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
/ us-gaap_VestingAxis
= us-gaap_ShareBasedCompensationAwardTrancheOneMember
Share-based Compensation Award, Tranche Two [Member] | Chief Financial Officer [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage     16.66666%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
/ us-gaap_VestingAxis
= us-gaap_ShareBasedCompensationAwardTrancheTwoMember
Share-based Compensation Award, Tranche Three [Member] | Chief Financial Officer [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage     16.66666%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
/ us-gaap_VestingAxis
= us-gaap_ShareBasedCompensationAwardTrancheThreeMember
Share-based Compensation Award, Tranche Four [Member] | Chief Financial Officer [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage     16.66666%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
/ us-gaap_VestingAxis
= idsa_SharebasedCompensationAwardTrancheFourMember
Share-based Compensation Award, Tranche Five [Member] | Chief Financial Officer [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage     16.66666%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefFinancialOfficerMember
/ us-gaap_VestingAxis
= idsa_SharebasedCompensationAwardTrancheFiveMember