Stockholders' Equity (Details Textual) - USD ($)					1 Months Ended						3 Months Ended	12 Months Ended
	Jun. 04, 2019	Oct. 01, 2018	Jan. 20, 2017	Jun. 02, 2016	Sep. 21, 2018	Sep. 17, 2018	Jan. 25, 2018	Dec. 31, 2016	Jun. 30, 2016	Apr. 30, 2013	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Stockholders' Equity (Textual)
Common stock, authorized												50,000,000	50,000,000
Common stock, issued												16,540,478	16,145,915
Common stock,outstanding												16,485,780	16,112,461
Common stock, par value												$ 0.01	$ 0.01
Proceeds from offering of common stock
Weighted average grant date fair value (in dollars per share)
Intrinsic value of common stock warrants												$ 0	$ 1,609,000
Common stock, description												On June 2, 2016, 307,666 shares of restricted stock were issued to employees and were recorded at the fair value of $5.25 as per the initial offering price. In addition, on January 20, 2017, 10,000 shares of restricted stock were issued to one employee and were recorded at the fair value of $4.99 per share and on October 1, 2018, 30,000 shares of restricted stock were issued to employees and were recorded at the fair value of $8.58 per share. The restricted shares vest 25% per year over a four-year vesting period and are being recognized as expense on a straight-line basis over the vesting period of the awards.
Number of restricted stock granted
Stock option Granted
Weighted Average Exercise Price Stock option Granted (in dollars per share)							$ 5.55
Options, Vested in Period, Fair Value							$ 444,000
Stock options fair value							$ 3.52
Stock options unvested												229,334	229,334
Intrinsic value of Stock options												$ 0	$ 427,000
Unrecognized stock compensation expense												670,000
Reduction of stock compensation expense value forfeited												$ 8,000	$ 39,000
Treasury stock												54,698	33,454
Recognized over weighted average												1 year 9 months 14 days
2016 Equity Incentive Plan [Member]
Stockholders' Equity (Textual)
Number of authorized shares under the plan												397,473
Common stock, description												397,473 shares and no more than 397,473 shares of common stock in the aggregate may be granted in connection with incentive stock options.
2016 Equity Incentive Plan [Member] | Unvested Restricted Stock [Member]
Stockholders' Equity (Textual)
Vesting period				4 years
Number of restricted stock granted		30,000	10,000	397,473
Initial offering price (in dollars per share)				$ 5.25
Vesting percentage				25.00%
Description of vesting rights				The restricted shares vest 25% per year over a four-year vesting period and are being recognized as expense on a straight-line basis over the vesting period of the awards.
2017 Equity Incentive Plan [Member]
Stockholders' Equity (Textual)
Number of authorized shares under the plan												500,000
Common stock, description												500,000 shares and no more than 500,000 shares of common stock in the aggregate may be granted in connection with incentive stock options.
Common Unit Warrants [Member]
Stockholders' Equity (Textual)
Number of warrant outstanding												2,032,187	2,438,000
Warrant exercise price (in dollars per share)												$ 6.75	$ 6.75
Exercised												(405,813)
Number of warrant granted
Warrant granted exercise price (in dollars per share)
Common Warrants [Member]
Stockholders' Equity (Textual)
Exercised											73,309
Forfeited											13,067
Public Offering [member]
Stockholders' Equity (Textual)
Number of common stock issued in public offering						2,205,882
Common stock, par value						$ 0.01
Public offering price						$ 6.80
Proceeds from offering						$ 1,585,000
Number of additional common stock issued in public offering					330,882
Number of common stock sold					2,536,764
Common stock sale price					$ 6.80
Proceeds from offering of common stock					$ 17,250,000
Employees [Member]
Stockholders' Equity (Textual)
Stock option Granted							229,334
Nonemployee Directors [Member]
Stockholders' Equity (Textual)
Stock option Granted							80,000
Investor [Member] | Placement Agent [Member] | Common Unit Warrants [Member]
Stockholders' Equity (Textual)
Warrant term										5 years
Number of warrant outstanding										86,376
Warrant exercise price (in dollars per share)										$ 4.55
Percentage of offering price										110.00%
Investor [Member] | IPO [Member] | Common Unit Warrants [Member]
Stockholders' Equity (Textual)
Warrant term									3 years
Exercised												405,813
Number of warrant granted									2,300,000
Warrant granted exercise price (in dollars per share)									$ 6.75
Date of warrants exercisable									Jun. 08, 2019
Warrant redemption price (in dollars per warrant)									$ 0.01
Description of Warrants	On June 4, 2019, the Company entered into an amendment to the Warrant Agreement to extend the expiration date of the investor warrants from June 8, 2019 until June 8, 2020.
Underwriter's Representatives [Member] | IPO [Member] | Common Unit Warrants [Member]
Stockholders' Equity (Textual)
Warrant term								4 years
Number of warrant granted								138,000
Warrant granted exercise price (in dollars per share)								$ 6.75
Underwriter's Representatives [Member] | IPO [Member] | Common Unit Warrants [Member] | Maximum [Member]
Stockholders' Equity (Textual)
Date of warrants exercisable								Jun. 02, 2021
Underwriter's Representatives [Member] | IPO [Member] | Common Unit Warrants [Member] | Minimum [Member]
Stockholders' Equity (Textual)
Date of warrants exercisable								Jun. 02, 2017