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Liquidity and Going Concern (Details) - USD ($)		3 Months Ended	12 Months Ended
	Apr. 16, 2021	Jun. 30, 2022	Dec. 31, 2021	Dec. 31, 2020
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Accumulated deficit			$ 138,603,000	$ 117,904,000
Net loss			20,699,000	16,757,000
Cash used in operating activities			26,021,000	10,417,000
Cash and cash equivalents			21,355,000	35,302,000
Proceeds from exercise of warrants			3,069,000	$ 8,535,000
Milestone payment received			2,000,000
Potential milestone payments to be received			$ 192,500,000
Forecast
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Milestone payment received		$ 1,000,000
Sales Agreement
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Sale of stock, authorized amount	$ 50,000,000
Sale of stock, agent fee, percentage of gross proceeds	3.00%
Number of shares of stock (in shares)			786,927
Sale of stock, price per share (in dollars per share)			$ 12.04
Net proceeds of common stock			$ 9,000,000

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