Balance Sheet Detail (in thousands) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Inventories
Finished products	$ 45	$ 12
Accrued Expenses
Accrued payroll	132	114
Accrued vacation	281	282
Rent payable	51	84
Accrued interest, related party	76	76
Other	80	113
Total accrued expenses	$ 620	$ 669