Organization and Summary of Significant Accounting Policies (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) item	Dec. 31, 2014 USD ($)
Organization and Business
Number of operating segments	1
Concentrations of Credit Risk
Number of issuer to which company limits the amount of credit exposure other than US Government guaranteed securities	1
Number of financial investment to which company limits the amount of credit exposure other than US Government guaranteed securities	1
Accounts Receivable
Allowance for doubtful accounts | $	$ 0	$ 0
Inventory
Shelf life for finished goods inventory, maximum	36 months
Minimum
Property and Equipment
Estimated useful life	3 years
Maximum
Property and Equipment
Estimated useful life	5 years