Employee Benefit Plan

12 Months Ended

Dec. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Compensation and Employee Benefit Plans [Text Block]

11. Employee Benefit Plan

The Company has a defined contribution plan for substantially all employees. Profit sharing contributions may be made at the discretion of the Board of Directors. Effective January 1, 2006, the Company amended its defined contribution plan. Under the amended plan, the maximum contribution for the Company is 4% of gross wages. Employer contributions to the plan totaled $76,000 and $98,000 for the years ended December 31, 2015 and 2014, respectively.