Deferred Revenue and Performance Obligations (Tables)

9 Months Ended

Sep. 30, 2019

Revenue from Contract with Customer [Abstract]

Changes in deferred revenue

Total deferred revenue, including long-term, by segment is as follows (in thousands):

	September 30, 2019		December 31, 2018
Enterprise Software	$	367,416	$	327,521
Appraisal and Tax	23,224		20,018
Corporate	1,161		3,397
Totals	$	391,801	$	350,936

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

	September 30, 2019
Balance, beginning of period December 31, 2018	$	350,936
Deferral of revenue	691,512
Recognition of deferred revenue	(650,647		)
Balance, end of period	$	391,801