Loan Agreement (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Credit Facility (Textual) [Abstract]
Eligible accounts receivables percentage	80.00%
Eligible accounts receivables past due days	60 days
Eligible inventory percentage	50.00%
Eligible inventory expected to be sold period	18 months
Maximum borrowing amount based on inventory	$ 20,000
Line of Credit, Current	2,230		$ 925
Credit Facility, remaining borrowing capacity	31,400
Interest Paid	$ 200	$ 100
Weighted average interest rate	3.50%
Maximum
Credit Facility (Textual) [Abstract]
Spread on LIBOR	1.85%
Restricted Dividends	$ 7,000
Minimum
Credit Facility (Textual) [Abstract]
Spread on LIBOR	1.50%
Revolving Credit Facility [Member]
Credit Facility (Textual) [Abstract]
Credit facility, borrowing capacity	$ 40,000
Letter of Credit [Member]
Credit Facility (Textual) [Abstract]
Credit facility, borrowing capacity	$ 10,000