Debt Instrument, Number

No definition available.

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Namespace Prefix:	asti_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Increase for accrued, but unpaid interest on the debt instrument for the period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_DebtInstrumentIncreaseAccruedInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

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-SubTopic 10
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

+ References

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+ Details

Name:	us-gaap_InterestPaidNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for a borrowing supported by a written promise to pay an obligation.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Carrying value as of the balance sheet date of the portion of long-term, uncollateralized debt obligations due within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=asti_NotePayableConversionOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=asti_NotePayableConversionFiveMember
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Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=asti_NotePayableConversionThreeMember
Namespace Prefix:
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- Details

Name:	us-gaap_DebtInstrumentAxis=asti_NotePayableConversionFourMember
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NOTES PAYABLE (Details)	6 Months Ended		9 Months Ended
NOTES PAYABLE (Details)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 05, 2018 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Feb. 24, 2017 USD ($) debt_instrument
Debt Instrument [Line Items]
Interest paid	$ 25,891	$ 211,166
Unsecured Debt [Member] \| Note Payable Conversion One [Member]
Debt Instrument [Line Items]
Number of notes payable \| debt_instrument							3
Notes payable							$ 765,784
Stated interest rate							6.00%
Unsecured Debt [Member] \| Note Payable Conversion Five [Member]
Debt Instrument [Line Items]
Notes payable				$ 308,041
Stated interest rate				6.00%
Unsecured Debt [Member] \| Note Payable Conversion One and Five [Member]
Debt Instrument [Line Items]
Notes payable	1,073,825
Interest accrued on convertible debt	129,274
Unsecured Debt [Member] \| Note Payable Conversion Three [Member]
Debt Instrument [Line Items]
Notes payable						$ 250,000
Stated interest rate						5.00%
Interest accrued on convertible debt	25,000
Unsecured Debt [Member] \| Note Payable Conversion Four [Member]
Debt Instrument [Line Items]
Notes payable	190,205				$ 215,234
Stated interest rate					5.00%
Interest accrued on convertible debt	16,782
Monthly payments			$ 18,426
Repayments of notes payable	25,029
Interest paid	$ 897