Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans (Details Textual)

v3.3.1.900
Employee Benefit Plans (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Compensation and Retirement Disclosure [Abstract]    
Maximum compensation percentage 90.00%  
Age requirement for 401 K contributions 21 years  
Employer matching contribution, percent of employees' gross pay 4.50% 4.50%
Employers matching contribution, immediate vesting percentage 100.00% 100.00%
Defined contribution plan, cost recognized $ 115 $ 60