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NOTE PAYABLE (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 1 Months Ended
Sep. 30, 2013
May 31, 2013
Note payable disclosures    
ERP system fully expensed due to abandonment of implementation $ 150us-gaap_PropertyPlantAndEquipmentDisposals  
Note Payable.    
Note payable    
Contract price for the purchase of ERP system   150nviv_PurchaseOfEnterpriseResourcePlanningSystem
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
Total cost for ERP system including interest   $ 159nviv_CostOfEnterpriseResourcePlanningSystemIncludingInterest
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember
Implicit interest rate   6.00%us-gaap_DebtInstrumentInterestRateDuringPeriod
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_NotesPayableOtherPayablesMember