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SUBSEQUENT EVENTS (Details)
0 Months Ended
Mar. 09, 2015
Nov. 07, 2014
Apr. 16, 2013
Subsequent Event [Line Items]      
Number of shares sold 34,369,675us-gaap_StockIssuedDuringPeriodSharesNewIssues 6,261,846us-gaap_StockIssuedDuringPeriodSharesNewIssues 12,500,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
March Investor Warrants [Member]      
Subsequent Event [Line Items]      
Number of shares called by warrants 34,369,675us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
/ us-gaap_ClassOfWarrantOrRightAxis
= nspr_MarchInvestorWarrantsMember