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Stock-Based Compensation - Summary of Stock Option Activity (Details) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Stock-based Compensation - Summary Of Stock Option Activity
Number of Options, Options outstanding beginning balance	37,116	5,116
Number of Options, Options granted	150,000	32,000
Number of Options, Options exercised
Number of Options, Options expired or forfeited
Number of Options, Options outstanding ending balance	187,116	37,116
Number of Options, Options exercisable ending balance	187,116
Weighted Average Exercise Price, options outstanding beginning balance	$ 50.93	$ 363.17
Weighted Average Exercise Price, options granted	2.83	1.05
Weighted Average Exercise Price, options exercised
Weighted Average Exercise Price, options expired or forfeited
Weighted Average Exercise Price, options outstanding ending balance	12.38	50.93
Weighted Average Exercise Price, options exercisable ending balance	$ 12.38

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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