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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Current liabilities:    
Current portion of notes payable, net of debt discount $ 58,367HEWA_DebtInstrumentCurrentUnamortizedDiscount  
Redeemable preferred stock Series C, par value 0.001HEWA_RedeemablePreferredStockSeriesCParValue 0.001HEWA_RedeemablePreferredStockSeriesCParValue
Redeemable preferred stock Series C, shares designated 10,000HEWA_RedeemablePreferredStockSeriesCSharesDesignated 10,000HEWA_RedeemablePreferredStockSeriesCSharesDesignated
Redeemable preferred stock Series C, shares issued 10,000HEWA_RedeemablePreferredStockSeriesCSharesIssued 10,000HEWA_RedeemablePreferredStockSeriesCSharesIssued
Redeemable preferred stock Series C, shares outstanding 10,000HEWA_RedeemablePreferredStockSeriesCSharesOutstanding 10,000HEWA_RedeemablePreferredStockSeriesCSharesOutstanding
Redeemable preferred stock Series C, aggregate liquidation preference 1,000,000HEWA_RedeemablePreferredStockSeriesCAggregateLiquidationPreference 1,000,000HEWA_RedeemablePreferredStockSeriesCAggregateLiquidationPreference
Long term liabilities:    
Noncurrent portion of notes payable, net of debt discount   269,998HEWA_NoncurrentPortionOfNotesPayableAndOtherAdvancesNetOfDebtDiscount
Stockholders' deficiency:    
Preferred stock, par value $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, authorized 1,000,000us-gaap_PreferredStockSharesAuthorized 1,000,000us-gaap_PreferredStockSharesAuthorized
Series A Convertible preferred stock, shares designated 200,000HEWA_PreferredStockSeriesASharesDesignated 200,000HEWA_PreferredStockSeriesASharesDesignated
Series A Convertible preferred stock, shares available to be issued 44,443HEWA_SeriesConvertiblePreferredStockSharesAvailableToBeIssued 44,443HEWA_SeriesConvertiblePreferredStockSharesAvailableToBeIssued
Series A Convertible preferred stock, shares issued 0HEWA_PreferredStockSeriesASharesIssued 0HEWA_PreferredStockSeriesASharesIssued
Series A Convertible preferred stock, shares outstanding 0HEWA_PreferredStockSeriesASharesOutstanding 0HEWA_PreferredStockSeriesASharesOutstanding
Series B Convertible preferred stock, shares designated 625,000HEWA_PreferredStockSeriesBSharesDesignated 625,000HEWA_PreferredStockSeriesBSharesDesignated
Series B Convertible preferred stock, shares issued 451,879HEWA_PreferredStockSeriesBSharesIssued 422,315HEWA_PreferredStockSeriesBSharesIssued
Series B Convertible preferred stock, shares outstanding 451,879HEWA_PreferredStockSeriesBSharesOutstanding 422,315HEWA_PreferredStockSeriesBSharesOutstanding
Series B Convertible preferred stock, aggregate liquidation preference $ 4,569,175HEWA_PreferredStockAggregateLiquidationPreference $ 4,270,257HEWA_PreferredStockAggregateLiquidationPreference
Common stock, par value $ 0.001us-gaap_CommonStockParOrStatedValuePerShare $ 0.001us-gaap_CommonStockParOrStatedValuePerShare
Common stock, authorized 100,000,000us-gaap_CommonStockSharesAuthorized 100,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 38,749,595us-gaap_CommonStockSharesIssued 27,708,303us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 37,570,383us-gaap_CommonStockSharesOutstanding 26,529,091us-gaap_CommonStockSharesOutstanding
Treasury stock, shares 1,179,212us-gaap_TreasuryStockShares 1,179,212us-gaap_TreasuryStockShares