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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Patents, Amortization $ 132,572us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization $ 122,731us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Preferred stock, par value (in dollars per share) $ 0.0001us-gaap_PreferredStockParOrStatedValuePerShare  
Preferred stock, shares authorized (in shares) 25,000,000us-gaap_PreferredStockSharesAuthorized  
Common stock, par value (in dollars per share) $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 450,000,000us-gaap_CommonStockSharesAuthorized 450,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued (in shares) 26,580,314us-gaap_CommonStockSharesIssued 18,211,104us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 26,580,314us-gaap_CommonStockSharesOutstanding 18,211,104us-gaap_CommonStockSharesOutstanding
Series A Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.0001us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
$ 0.0001us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Preferred stock, shares authorized (in shares) 750,000us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
750,000us-gaap_PreferredStockSharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Preferred stock, shares issued (in shares) 750,000us-gaap_PreferredStockSharesIssued
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
750,000us-gaap_PreferredStockSharesIssued
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Preferred stock, shares outstanding (in shares) 212,390us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
212,390us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Liquidation preference 2,548,680us-gaap_PreferredStockLiquidationPreferenceValue
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
0us-gaap_PreferredStockLiquidationPreferenceValue
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember
Convertible Debt [Member]    
Debt Instrument, Unamortized Discount, Current 8,202,450asti_DebtInstrumentUnamortizedDiscountCurrent
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
7,607,492asti_DebtInstrumentUnamortizedDiscountCurrent
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
Debt Instrument, Unamortized Discount, Noncurrent 17,952,871asti_DebtInstrumentUnamortizedDiscountNoncurrent
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
22,930,946asti_DebtInstrumentUnamortizedDiscountNoncurrent
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
Convertible Preferred Stock Subject to Mandatory Redemption [Member]    
Debt Instrument, Unamortized Discount $ 0us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertiblePreferredStockSubjectToMandatoryRedemptionMember
$ 1,194,222us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertiblePreferredStockSubjectToMandatoryRedemptionMember