XML 105 R78.htm IDEA: XBRL DOCUMENT
v3.26.1

Subsequent Events (Details) |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 12, 2026 USD ($) | Mar. 31, 2026 USD ($) | Mar. 31, 2025 USD ($) | May 08, 2026 renewal_option | Dec. 31, 2025 | Nov. 01, 2023 USD ($)
Subsequent Event [Line Items] |  |  |  |  |  |
Repayments of debt |  | $ 8,000 | $ 6,000 |  |  |
13.5% Senior Secured Notes due November 1, 2028 | Senior Notes |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Interest rate (as a percent) |  | 13.50% | 13.50% |  | 13.50% | 13.50%
Principal amount |  |  |  |  |  | $ 45,000,000
Subsequent event |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Initial term |  |  |  | 11 years |  |
Initial rent abatement period |  |  |  | 12 months |  |
Number of renewal options | renewal_option |  |  |  | 2 |  |
Lessee, operating lease, renewal term |  |  |  | 5 years |  |
Subsequent event | Term Loan Facility |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Debt instrument, term (in years) | 5 years |  |  |  |  |
Subsequent event | Term Loan Facility | Line of Credit |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Debt instrument, term (in years) | 5 years |  |  |  |  |
Credit facility, maximum borrowing capacity | $ 150,000,000 |  |  |  |  |
Principal amount | 55,000,000 |  |  |  |  |
Subsequent event | Term Loan Facility | Line of Credit | Tranche Two |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Potential increase in available borrowing capacity upon pre determined achievement of milestones | 20,000,000 |  |  |  |  |
Subsequent event | Term Loan Facility | Line of Credit | Tranche Three |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Potential increase in available borrowing capacity upon pre determined achievement of milestones | 25,000,000 |  |  |  |  |
Subsequent event | Term Loan Facility | Line of Credit | Tranche Four |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Potential increase in available borrowing capacity upon pre determined achievement of milestones | $ 50,000,000 |  |  |  |  |
Subsequent event | 13.5% Senior Secured Notes due November 1, 2028 | Senior Notes |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Interest rate (as a percent) | 13.50% |  |  |  |  |
Repayments of debt | $ 45,000,000 |  |  |  |  |

X
- Definition Lessee, Operating Lease, Initial Rent Abatement Period + References No definition available. + Details
Name: | aqst_LesseeOperatingLeaseInitialRentAbatementPeriod
Namespace Prefix: | aqst_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Lessee, Operating Lease, Number Of Renewal Options + References No definition available. + Details
Name: | aqst_LesseeOperatingLeaseNumberOfRenewalOptions
Namespace Prefix: | aqst_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line Of Credit Facility, Available Borrowing Capacity, Increase Limit + References No definition available. + Details
Name: | aqst_LineOfCreditFacilityAvailableBorrowingCapacityIncreaseLimit
Namespace Prefix: | aqst_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482949/835-30-55-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69B Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69C Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482900/835-30-50-1 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-3 + Details
Name: | us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-3 + Details
Name: | us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-15 + Details
Name: | us-gaap_RepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481674/830-30-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483399/855-10-50-2 + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=aqst_SeniorSecuredNotes13.5DueNovember12028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=aqst_TermLoanFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | aqst_DebtInstrumentMilestoneTranchesAxis=aqst_TrancheTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | aqst_DebtInstrumentMilestoneTranchesAxis=aqst_TrancheThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | aqst_DebtInstrumentMilestoneTranchesAxis=aqst_TrancheFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |