Debt - Line of Credit with FGI (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Line of Credit Facility [Line Items]
Debt, Long-term and Short-term, Combined Amount	$ 11,677	$ 11,072
Line of credit with FGI
Line of Credit Facility [Line Items]
Maximum borrowing capacity	7,500
Line of credit with FGI | Line of Credit
Line of Credit Facility [Line Items]
Gross accounts receivable pledged as collateral	3,400
Debt, Long-term and Short-term, Combined Amount	4,109	$ 3,513
Line of credit with FGI | Secured Debt | Line of Credit
Line of Credit Facility [Line Items]
Debt, Long-term and Short-term, Combined Amount	1,500
Line of credit with FGI | Secured Debt | Line of Credit
Line of Credit Facility [Line Items]
Debt, Long-term and Short-term, Combined Amount	$ 2,600