Stock - Based Compensation - Schedule of Share-based Compensation, Stock Options, Activity (Details)	6 Months Ended
Jun. 30, 2017 USD ($) $ / shares shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of Shares, Outstanding Beginning \| shares	28,000
Number of Shares, Granted \| shares
Number of Shares, Exercised \| shares
Number of Shares, Forfeited or Expired \| shares	(7,000)
Number of Shares, Outstanding Ending \| shares	21,000
Number of Shares, Vested and Exercisable \| shares	21,000
Weighted Average Exercise Price, Outstanding Beginning \| $ / shares	$ 2.10
Weighted Average Exercise Price, Granted \| $ / shares
Weighted Average Exercise Price, Exercised \| $ / shares
Weighted Average Exercise Price, Forfeited or expired \| $ / shares	1.02
Weighted Average Exercise Price, Outstanding Ending \| $ / shares	2.46
Weighted Average Exercise Price, Vested and exercisable \| $ / shares	$ 2.46
Weighted Average Remaining Contractual Term (in years), Outstanding	1 year 8 months 2 days
Weighted Average Remaining Contractual Term (in years), Vested and exercisable	1 year 8 months 2 days
Aggregate Intrinsic Value, Outstanding \| $	$ 15,547
Aggregate Intrinsic Value, Vested and exercisable \| $	$ 15,547

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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Gross number of share options (or share units) granted during the period.

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

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for fully vested and expected to vest exercisable or convertible options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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

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