Deferred Revenue and Income (Tables)

12 Months Ended

Dec. 31, 2016

Deferred Revenue Disclosure [Abstract]

Deferred Revenue and Income Summary

A summary of the balances as of December 31, 2016, and 2015 follows (in thousands):

Deferred Revenue and Income
(in thousands)
	12/31/2016		12/31/2015
Fisher agreement	$	—	$	13
Products not yet delivered	35		114
Total current deferred revenue and income	$	35	$	127
Arizona Commerce Authority grant	$	1,000	$	1,000
Total long-term deferred income	$	1,000	$	1,000