Carrying amount as of the balance sheet date of amounts due under the terms of governmental, corporate, or foundation grants. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3)(a)(4))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_GrantsReceivableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Government Grant - Additional Information (Details) - USD ($) $ in Thousands		9 Months Ended
	Aug. 01, 2021	Sep. 30, 2022	Dec. 31, 2021
Government Grant [Line Items]
Grant receivable		$ 145	$ 153
NIDA
Government Grant [Line Items]
Grant awarded	$ 300	2,500
ORCA-V1 Clinical Study Costs
Government Grant [Line Items]
Grant awarded		2,800
NIDA/NIH
Government Grant [Line Items]
Reduction in R&D expense		700
Grant receivable		$ 100