Represents the grant date fair value of options granted during the reporting period.

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Number of share-based awards with accelerated vesting during the period.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Number of additional shares authorized for issuance under share-based payment arrangement.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Gross number of share options (or share units) granted during the period.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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Stock Based Compensation - Narrative (Details) - USD ($)		3 Months Ended				9 Months Ended		12 Months Ended
	Jun. 14, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Stock-based compensation
Common stock, shares issued		12,539,189				12,539,189		9,993,135
Options granted (in shares)						522,337	154,653
Options exercised (in shares)						0	0
Stock-based compensation costs before income taxes		$ 389,000			$ 319,000	$ 1,119,000	$ 853,000
Minimum
Stock-based compensation
Stock awards vesting period						1 year
Options granted, grant date fair value						$ 0.83	$ 3.44
Maximum
Stock-based compensation
Stock awards vesting period						4 years
Options granted, grant date fair value						$ 2.90	$ 6.14
Stock options
Stock-based compensation
Options granted (in shares)						522,337
Number of awards amended			11,952
Number of awards with accelerated vesting			4,748
Restricted Stock Units (RSUs)
Stock-based compensation
Restricted Stock Units, Granted						118,665		18,992
Restricted Stock Units outstanding/unvested		137,657				137,657		18,992
Restricted stock units, grant date fair value		$ 1.18				$ 1.18		$ 6.69
Number of awards amended			2,374
Number of awards with accelerated vesting			2,374
Modified Stock Options And Restricted Stock Units [Member]
Stock-based compensation
Stock awards vesting period			2 years	90 days
Stock-based compensation costs before income taxes			$ 3,500
2018 Equity Incentive Plan (the "2018 Plan") [Member]
Stock-based compensation
Number of shares reserved for issuance		384,896				384,896
Life of stock option awards granted						10 years
Number of authorized additional shares to be issued	500,000
2018 Equity Incentive Plan (the "2018 Plan") [Member] \| Minimum
Stock-based compensation
Stock awards vesting period						1 year
2018 Equity Incentive Plan (the "2018 Plan") [Member] \| Maximum
Stock-based compensation
Stock awards vesting period						4 years
Inducement Equity Incentive Plan 2020 [Member]
Stock-based compensation
Number of shares reserved for issuance		80,000				80,000
Number of authorized shares		200,000				200,000
Common stock, shares issued		120,000				120,000