Deferred Revenue and Performance Obligations (Tables)

9 Months Ended

Sep. 30, 2020

Revenue from Contract with Customer [Abstract]

Changes in deferred revenue

Total deferred revenue, including long-term, by segment is as follows:

	September 30, 2020		December 31, 2019
Enterprise Software	$	410,796	$	375,838
Appraisal and Tax	23,764		35,487
Corporate	2,062		1,369
Totals	$	436,622	$	412,694

Changes in total deferred revenue, including long-term, were as follows:

	Nine months ended September 30, 2020
Balance as of December 31, 2019	$	412,694
Deferral of revenue	798,656
Recognition of deferred revenue	(774,728)
Balance as of September 30, 2020	$	436,622