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Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2018

Accounting Policies [Abstract]

Summary of Computation of Net Income or Loss Per Share

The following table presents the computation of net income or loss per share:

		For the Year Ended December 31,
		2018				2017				2016
Numerator:
Net income (loss)		$	(2,584,320	)		$	1,141,255			$	3,733,707
Accretion of dividends on preferred stock			—				—				(1,537,021	)
Net income (loss) attributable to    common stockholders - basic		$	(2,584,320	)		$	1,141,255			$	2,196,686
Accretion of dividends on preferred stock			—				—				125,205
Adjustment for change in fair value of     warrant liability			—				—				(460,289	)
Net income (loss) attributable to common     stockholders - diluted		$	(2,584,320	)		$	1,141,255			$	1,861,602
Denominator:
Weighted average common shares outstanding
Basic			9,520,947				9,485,271				3,373,316
Diluted			9,520,947				10,361,373				4,667,503
Net income (loss) per share:
Basic		$	(0.27	)		$	0.12			$	0.65
Diluted		$	(0.27	)		$	0.11			$	0.40

Summary of Potentially Dilutive Securities

Potentially dilutive securities not included in the calculation of diluted net income (loss) per share because to do so would be anti-dilutive are as follows (in common stock equivalent shares):

		For the Year Ended December 31,
		2018				2017				2016
Preferred redeemable convertible stock, including    accumulated dividends			—				—				2,406,894
Employee stock options			978,464				513,869				—
Warrants outstanding			51,003				—				51,003
Total			1,029,467				513,869				2,457,897

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- References

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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