Aggregate number of common shares reserved for future issuance.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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The highest quantity of shares an employee can purchase under the plan per period.

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

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SHAREHOLDERS' EQUITY - Stock Options (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2021	Sep. 30, 2020	Apr. 16, 2021
STOCK BASED COMPENSATION
Number of common stock reserved for issuance	30,000,000.0	30,000,000.0		12,500,000
Shares
Shares of common stock issued upon exercise of stock options		0	60,000
Weighted Average Exercise Price
Weighted average exercise price of stock options (in dollars per share)			$ 1.06
Proceeds from exercise of stock options			$ 0.1
Maximum [Member]
STOCK BASED COMPENSATION
Maximum number of shares that may be subject to grants of options to an individual in a calendar year		500,000
Employees and Directors [Member]
STOCK BASED COMPENSATION
Stock options granted (in shares)	850,000
Exercise price of options granted (in dollars per share)	$ 1.21
Shares
Granted (in shares)	850,000
Balance at the end of the period (in shares)	6,460,050	6,460,050	8,808,001
Weighted Average Exercise Price
Granted (in dollars per share)	$ 1.21
Granted (in shares)	850,000
Common Stock [Member]
Shares
Shares of common stock issued upon exercise of stock options			60,000