Revenues and Trade Receivables, Net - Summary of Activity with Sales Related Allowances and Accruals (Details) $ in Thousands	6 Months Ended
Jun. 30, 2023 USD ($)
Accounts Receivable Allowances and Accruals [Roll Forward]
Balance at December 31. 2022	$ 669
Provision	0
Payments / credits	(87)
Reclassifications	(582)
Balance at March 31, 2023	$ 0

For an unclassified balance sheet, a valuation of sales allowance for receivables related to sales due a company that are expected to be uncollectible.

No definition available.

Name:	aqst_AccountsReceivableAllowancesProvisionReversalRelatedToSales
Namespace Prefix:	aqst_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration