Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644

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- Definition

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

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- 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.

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Fair Value - Summary of Derivative liabilities (Detail) - USD ($)	Mar. 31, 2023	Feb. 13, 2023	Dec. 31, 2022	Apr. 04, 2022
Derivative [Line Items]
Derivative liabilities	$ 960,000		$ 824,000
Convertible note \| Prior Crom Convertible Note
Derivative [Line Items]
Derivative liabilities	0		191,000	314,000
Convertible note \| Crom Cortana Fund LLC
Derivative [Line Items]
Derivative liabilities	162,000		0	162,000
Warrants \| Convertibles Maturing April 4, 2023
Derivative [Line Items]
Derivative liabilities	539,000		633,000	$ 378,000
Warrants (in shares)				656,250
Warrants \| Convertibles Maturing February 13, 2024
Derivative [Line Items]
Derivative liabilities	$ 259,000		$ 0	$ 259,000
Warrants (in shares)		700,000