Shareholders' Equity (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Aggregate intrinsic value of options outstanding	$ 453
Weighted average remaining life of options exercisable	4 years 4 months 20 days
Aggregate intrinsic value of options exercisable	$ 453
Total number of stock awards granted to the Board of Directors (in shares)	72,115	54,036
Shares issue price (in dollars per share)	$ 1.04	$ 2.19
Total value of shares issued	$ 75,000	$ 119,000
Restricted stock (in shares)	203,424	189,875
Restricted stock on the grant date (in dollars per share)	$ 1.12	$ 2.11
Total unrecognized compensation costs related to restricted stock units	$ 294,288
Stock-based compensation expense	$ 387,000	$ 204,000
Repurchase of common stock, shares	0	128,000
Repurchase of common stock, amount	$ 0	$ 312,000
Employee Stock [Member]
Employees purchased shares	48,320	0
Shares are reserved for future employee purchases	85,721
Stock-based compensation expense	$ 29,000	$ 0
Omnibus Stock And Incentive Plan2013 [Member] | Restricted Stock [Member]
Restricted stock (in shares)	60,000	100,000
Restricted stock on the grant date (in dollars per share)	$ 1.09	$ 2.33
Vesting period	2 years	5 years
Omnibus Stock And Incentive Plan2013 [Member] | Performance-Based Restricted Stock Units R S U [Member]
Restricted stock (in shares)		21,875
Performance Based RSU on grant date (in dollars per share)		$ .85
Omnibus Stock And Incentive Plan2013 [Member] | Restricted Stock Units R S U [Member]
Restricted stock (in shares)	143,424	68,000
Restricted stock on the grant date (in dollars per share)	$ 1.13	$ 2.20
Vesting period	2 years	2 years