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COMMON STOCK - Common Stock Issued, Net of Issuance Costs (Details) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended		9 Months Ended		25 Months Ended	69 Months Ended
	Aug. 20, 2021	Dec. 04, 2020	Apr. 14, 2017	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2022	Dec. 31, 2022
Net proceeds from common stock				$ 1,100		$ 25,604	$ 81,865
Cantor Fitzgerald & Co
Number of common stock issued				800,000		12,600,000
2020 Lincoln Park PA
Maximum aggregate offering price		$ 100,000
Period for financing from common stock		36 months
Number of common stock issued				0	1,100,000	0	6,100,000
Net proceeds from common stock					$ 4,000		$ 34,600
Threshold average sale price per share of common stock		$ 6.15
Registered share available for future sales		16,000,000.0
2020 Lincoln Park PA | Maximum
Percentage of common stock issuable		19.99%
2020 Lincoln Park PA | Lincoln Park
Number of common stock issued								6,300,000
Minimum percentage considered for not to sale common stock		9.99%
ATM Offering Agreement
Number of common stock issued						12,600,000
Net proceeds from common stock	$ 50,000					$ 25,600
ATM Offering Agreement | Cantor Fitzgerald & Co | Maximum
Sales commission percentage			2.50%
Controlled Equity Offering Sales Agreement with Cantor Fitzgerald and Co.
Number of common stock issued							9,300,000
Net proceeds from common stock						$ 25,600	$ 47,300		$ 28,800

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- Definition

The cash inflow from the additional capital contribution to the entity.

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Number of new stock issued during the period.

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