Deferred Revenue and Remaining Performance Obligations (Tables)

9 Months Ended

Sep. 30, 2019

Deferred Revenue Disclosure [Abstract]

Deferred Revenue and Income Summary

A summary of the balances as of September 30, 2019 and December 31, 2018 follows (in thousands):

	September 30,		December 31,
	2019		2018
Products and services not yet delivered	$	250	$	217