Stock Based Compensation (Details Narrative) - USD ($)	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Compensation costs	$ 282,062	$ 169,377
Options outstanding	1,766,100
Proceeds from stock options exercised	$ 133,920	$ 2,231,032
Aggregate intrinsic value of outstanding	4,077,983
Aggregate intrinsic value of options exercised	$ 20,040
One Participants [Member]
Share-based compensation arrangements by share-based payment award, options, exercises in period, weighted average exercise price	$ 12,000
Weighted-average fair value of options granted	$ 11.16
Proceeds from stock options exercised	$ 133,920
2013 Stock Option and Stock Award Plan [Member]
Available for grant under plan	611,500

Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=SL79508275-113901

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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The weighted average of per share prices paid for shares purchased on the open market for issuance to employees under the plan.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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