v2.4.1.9
CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
CURRENT ASSETS:    
Cash and cash equivalents $ 2,796us-gaap_CashAndCashEquivalentsAtCarryingValue $ 90us-gaap_CashAndCashEquivalentsAtCarryingValue
Trade receivables 18us-gaap_ReceivablesNetCurrent 21us-gaap_ReceivablesNetCurrent
Prepaid expenses and other accounts receivable 15us-gaap_PrepaidExpenseAndOtherAssetsCurrent 19us-gaap_PrepaidExpenseAndOtherAssetsCurrent
Inventories 29us-gaap_InventoryNet 35us-gaap_InventoryNet
Total current assets 2,858us-gaap_AssetsCurrent 165us-gaap_AssetsCurrent
PROPERTY AND EQUIPMENT, NET 16us-gaap_PropertyPlantAndEquipmentNet 18us-gaap_PropertyPlantAndEquipmentNet
DEFERRED ISSUANCE COSTS    358us-gaap_DeferredCosts
SEVERANCE PAY FUND 177naov_SeverancePayFund 182naov_SeverancePayFund
Total assets 3,051us-gaap_Assets 723us-gaap_Assets
CURRENT LIABILITIES:    
Accounts payable 89us-gaap_AccountsPayableCurrent 101us-gaap_AccountsPayableCurrent
Other accounts payable 345us-gaap_OtherLiabilitiesCurrent 702us-gaap_OtherLiabilitiesCurrent
Convertible Promissory notes 1,500us-gaap_ConvertibleNotesPayableCurrent 4,617us-gaap_ConvertibleNotesPayableCurrent
Total current liabilities 1,934us-gaap_LiabilitiesCurrent 5,420us-gaap_LiabilitiesCurrent
LONG-TERM LIABILITIES:    
Warrants to purchase Common stock 709naov_WarrantsToPurchaseCommonStock 734naov_WarrantsToPurchaseCommonStock
Accrued severance pay 179us-gaap_OtherAccruedLiabilitiesCurrent 185us-gaap_OtherAccruedLiabilitiesCurrent
Total long-term liabilities 888us-gaap_LiabilitiesNoncurrent 919us-gaap_LiabilitiesNoncurrent
COMMITMENTS AND CONTINGENT LIABILITIES      
STOCKHOLDERS' EQUITY (DEFICIENCY):    
Stock capital - Common stock of $ 0.001 par value - Authorized: 24,000,000 shares at March 31, 2015 and December 31, 2014; Issued and outstanding: 380,247 and 163,580 shares at March 31, 2015 and December 31, 2014, respectively.    [1]    [1]
Additional paid-in capital 17,706us-gaap_AdditionalPaidInCapitalCommonStock 11,234us-gaap_AdditionalPaidInCapitalCommonStock
Accumulated deficit (17,480)us-gaap_RetainedEarningsAccumulatedDeficit (16,850)us-gaap_RetainedEarningsAccumulatedDeficit
Total stockholders' equity (deficiency) 229us-gaap_StockholdersEquity (5,616)us-gaap_StockholdersEquity
Total liabilities and stockholders' deficiency 3,051us-gaap_LiabilitiesAndStockholdersEquity 723us-gaap_LiabilitiesAndStockholdersEquity
Series A-1 Preferred stock [Member]    
STOCKHOLDERS' EQUITY (DEFICIENCY):    
Stock capital - Preferred stock    [1]    [1]
Series A-2 Preferred stock [Member]    
STOCKHOLDERS' EQUITY (DEFICIENCY):    
Stock capital - Preferred stock    [1]    [1]
Series B-1 Preferred stock [Member]    
STOCKHOLDERS' EQUITY (DEFICIENCY):    
Stock capital - Preferred stock 1us-gaap_PreferredStockValue
/ us-gaap_StatementClassOfStockAxis
= naov_SeriesBOnePreferredStockMember		   
Series B-2 Preferred stock [Member]    
STOCKHOLDERS' EQUITY (DEFICIENCY):    
Stock capital - Preferred stock 2us-gaap_PreferredStockValue
/ us-gaap_StatementClassOfStockAxis
= naov_SeriesBTwoPreferredStockMember		   
Series C Preferred stock [Member]    
STOCKHOLDERS' EQUITY (DEFICIENCY):    
Stock capital - Preferred stock    [1]   
[1] Represents an amount lower than $ 1 thousands.