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1. NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Numerator
Net income	$ 36,225,831	$ 34,068,037
Denominator
Basic: Weighted-average common shares outstanding during the year	46,279,033	45,167,288
Add: Dilutive effect of stock options	346,630	942,116
Diluted	46,625,663	46,109,404
Net income per share
Basic	$ 0.78	$ 0.75
Diluted	$ 0.78	$ 0.74

X

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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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