Business Segmentation and Geographical Distribution

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Business Segmentation and Geographical Distribution

(8) Business Segmentation and Geographical Distribution

Revenue from international sources approximated $398 and $509 for the three and six months ended June 30, 2014, respectively, compared to $379 and $457 for the same periods in 2013. All of this revenue was product revenue.

Our operations comprise a single business segment and all of our long-lived assets are located within the United States.