Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Revenue:
Product revenue	$ 2,189	$ 2,300
Other revenue	22	10
Total revenue	2,211	2,310
Operating expense:
Cost of revenue	1,755	1,745
Gross profit	456	565
Research and development expenses	301	302
Selling, general and administrative expenses	761	866
Loss from operations	(606)	(603)
Interest expense	(4)	(3)
Other, net	0	0
Loss before provision for income taxes	(610)	(606)
Provision for income taxes	0	0
Net loss	$ (610)	$ (606)
Net loss per share-basic and diluted	$ (0.02)	$ (0.02)
Weighted average number of basic and diluted common shares outstanding	30,014,067	28,542,533

The aggregate cost of goods produced and sold and services rendered during the reporting period.

Name:	us-gaap_CostOfRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

No definition available.