Disaggregation of Revenue (Tables)

9 Months Ended

Sep. 30, 2019

Revenue from Contract with Customer [Abstract]

Schedule of disaggregation of revenue

Recurring revenues and non-recurring revenues recognized during the period are as follows (in thousands):

For the three months ended September 30, 2019
	Enterprise Software		Appraisal and Tax		Corporate			Totals
Recurring revenues	$	175,836	$	9,269	$	—		$	185,105
Non-recurring revenues	73,670		16,639		(14		)	90,295
Intercompany	4,029		—		(4,029		)	—
Total revenues	$	253,535	$	25,908	$	(4,043	)	$	275,400

For the nine months ended September 30, 2019
	Enterprise Software		Appraisal and Tax		Corporate			Totals
Recurring revenues	$	505,840	$	26,856	$	—		$	532,696
Non-recurring revenues	211,460		47,298		6,136			264,894
Intercompany	11,242		—		(11,242		)	—
Total revenues	$	728,542	$	74,154	$	(5,106	)	$	797,590

For the three months ended September 30, 2018
	Enterprise Software		Appraisal and Tax		Corporate			Totals
Recurring revenues	$	146,292	$	8,622	$	—		$	154,914
Non-recurring revenues	66,183		15,003		(33		)	81,153
Intercompany	3,373		—		(3,373		)	—
Total revenues	$	215,848	$	23,625	$	(3,406	)	$	236,067

For the nine months ended September 30, 2018
	Enterprise Software		Appraisal and Tax		Corporate			Totals
Recurring revenues	$	421,222	$	25,702	$	—		$	446,924
Non-recurring revenues	199,677		41,783		4,917			246,377
Intercompany	9,696		—		(9,696		)	—
Total revenues	$	630,595	$	67,485	$	(4,779	)	$	693,301

Timing of revenue recognition by revenue category during the period is as follows (in thousands):

For the three months ended September 30, 2019
	Products and services transferred at a point in time		Products and services transferred over time		Total
Revenues
Software licenses and royalties	$	21,362	$	4,017	$	25,379
Subscriptions	—		75,272		75,272
Software services	—		54,997		54,997
Maintenance	—		109,833		109,833
Appraisal services	—		6,008		6,008
Hardware and other	3,911		—		3,911
Total	$	25,273	$	250,127	$	275,400

For the nine months ended September 30, 2019
	Products and services transferred at a point in time		Products and services transferred over time		Total
Revenues
Software licenses and royalties	$	54,074	$	13,773	$	67,847
Subscriptions	—		216,022		216,022
Software services	—		160,841		160,841
Maintenance	—		316,674		316,674
Appraisal services	—		17,455		17,455
Hardware and other	18,751		—		18,751
Total	$	72,825	$	724,765	$	797,590

For the three months ended September 30, 2018
	Products and services transferred at a point in time		Products and services transferred over time		Total
Revenues
Software licenses and royalties	$	17,373	$	5,071	$	22,444
Subscriptions	—		58,699		58,699
Software services	—		48,199		48,199
Maintenance	—		96,215		96,215
Appraisal services	—		5,544		5,544
Hardware and other	4,966		—		4,966
Total	$	22,339	$	213,728	$	236,067

For the nine months ended September 30, 2018
	Products and services transferred at a point in time		Products and services transferred over time		Total
Revenues
Software licenses and royalties	$	53,697	$	13,923	$	67,620
Subscriptions	—		160,736		160,736
Software services	—		144,812		144,812
Maintenance	—		286,188		286,188
Appraisal services	—		16,470		16,470
Hardware and other	17,475		—		17,475
Total	$	71,172	$	622,129	$	693,301