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Net Income (Loss) per Share Applicable to Common Stockholders (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Numerator:
Net income (loss)	$ (90,327)	$ 11,839
Denominator: Weighted average common shares outstanding used in computing net income (loss) per share:
Basic	6,014,007	5,939,845
Effect of dilutive stock options		194,004
Diluted	6,014,007	6,133,849
Net income (loss) per share applicable to common stockholders:
Basic	$ (0.01)	$ 0.00
Diluted	$ (0.01)	$ 0.00

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