Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Total	$ 11,185	$ 11,185
Less current maturities	(400)	(400)
Long-term debt, net of current portion	10,785	10,785
Main Street Capital Corporation | Term Loan
Debt Instrument [Line Items]
Main Street Term Loan	9,000	9,000
Total	9,000
Main Street Capital Corporation | Revolving Credit Facility
Debt Instrument [Line Items]
Main Street Revolver	400	400
Total	400
Promissory Note | Note with SRS
Debt Instrument [Line Items]
SRS Note	1,785	$ 1,785
Total	$ 1,785