Deferred Revenue (Tables)

12 Months Ended

Dec. 31, 2019

Deferred Revenue

Schedule of recognized revenue and remaining deferred revenue balance

The recognized revenue and remaining balance is shown below (in thousands):

	Amount
Deferred revenue balance - December 31, 2018	$	27,883
New billings		106,153
Revenue recognized		(110,046)
Deferred revenue balance - December 31, 2019	$	23,990