XML 41 R30.htm IDEA: XBRL DOCUMENT v3.20.2
Deferred Revenue and Remaining Performance Obligations (Tables)
 9 Months Ended
Sep. 30, 2020
Deferred Revenue Disclosure [Abstract]  
Deferred Revenue and Income Summary A summary of the balances as of September 30, 2020 and December 31, 2019 follows (in thousands):
September 30,December 31,
20202019
Products and services not yet delivered$338 $271