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BASIC AND DILUTED LOSS PER COMMON SHARE - Schedule of Weighted Average Shares (Details) - shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Issued common shares at beginning of period (in shares)	156,262,199	134,311,033	100,735,889
Effect of stock options exercised	155,509	474,072	12,934
Effect of shares issued for settlement of vesting of restricted stock units	335,546	443,364	452,932
Effect of shares issued for settlement of exercises of stock appreciation rights	2,679	2,316	0
Effect of shares issued for exercise of share purchase warrants	0	1,737,981	0
Shares issued for consulting services	16,064	35,933	74,672
Basic weighted average number of common shares outstanding (in shares)	157,343,250	146,904,524	121,168,136
Public Offerings
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Effect of shares issued in public offerings	571,253	9,899,825	19,891,709

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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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