Significant Stock-Based Plan Activity and Stock-Based Compensation (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Stock-Based Compensation Expense [Abstract]
Total Stock-based compensation expense	$ 20	$ 280
Unrecognized stock-based compensation expense	$ 1,300
Weighted average remaining vesting period	2 years 11 months
Selling, general and administrative expense
Stock-Based Compensation Expense [Abstract]
Total Stock-based compensation expense	$ 6	251
Cost of sales
Stock-Based Compensation Expense [Abstract]
Total Stock-based compensation expense	$ 14	$ 29