SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of earnings per share basic and Diluted (Detail) - USD ($)	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Numerator
Net income	$ 1,400,897	$ 3,006,307
Denominator
Weighted average shares outstanding - basic	13,858,884	13,107,593
Effect of stock plans	19,420
Weighted average shares outstanding diluted	13,878,304	13,107,593
Earning per common share:
Basic	$ 0.10	$ 0.23
Diluted	$ 0.10	$ 0.23

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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