Employee Benefit Plans (Details) - 401(k) Plan [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Defined Contribution Plan Disclosure [Line Items]
Maximum employee contribution amount, percentage of gross compensation		100.00%
Employee matching contribution, percentage of employee gross compensation		4.00%
Plan expense	$ 346	$ 210