Fair Market Value of Incentive Stock Options

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- Definition

Fair value of common stock

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- Definition

Percentage of individual ownership of common stock

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Options, Percentage Vested

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No definition available.

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- Definition

Stock Option Vesting Period From Grant Date

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- Definition

Amount of increase to additional paid-in capital (APIC) from recognition of equity-based compensation.

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-Publisher FASB
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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

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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- Definition

Number of share options (or share units) exercised during the current period.

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Stockholders' Equity - Stock Options (Details Textual) - USD ($)		12 Months Ended
	Aug. 22, 2011	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Jun. 21, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		0	0	0
Fair value of common stock		$ 4.52
Percentage of individual ownership of common stock (percentage)	10.00%
Share-based compensation arrangement by share-based payment award, options, outstanding, intrinsic value		$ 159,671
Share-based compensation arrangement by share-based payment award, options, exercisable, intrinsic value		$ 20,102
Equity Incentive 2011 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		0	0	0
Common stock, capital shares reserved for future issuance (shares)		382,523			500,000
Weighted average exercise price, exercisable		$ 6.24
Equity Incentive B 2011 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, capital shares reserved for future issuance (shares)	4,375	1,875
May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair market value of incentive stock options (percentage)	100.00%
Stock option vesting period from grant date	10 years
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars)		$ 635,427	$ 748,092	$ 705,466
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized		$ 744,647
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition (in years)		2 years 6 months
Investor Relations Services [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, capital shares reserved for future issuance (shares)					1,500,000
Individual Stock Ownership in Excess of 10 Percent [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair market value of incentive stock options (percentage)	110.00%
Twelve Months After Grant Date [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option vesting period from grant date	1 year
Share-based compensation arrangement by share-based payment award, equity instruments options, percentage vested (pecentage)	25.00%
Monthly in equal installments [Member] \| Employee Stock Option [Member] \| May 2011 and August 2011 Equity Incentive Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting period (in years)	3 years
Selling and Marketing Expense [Member] \| Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars)		$ 48,708	70,680	33,545
General and Administrative Expense [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars)				7,600
General and Administrative Expense [Member] \| Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars)		573,338	658,509	657,387
Cost of revenue [Member] \| Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars)		$ 13,381	$ 18,903	$ 14,534