SEGMENT AND RELATED INFORMATION (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Schedule of segment revenues and operations

For the year ended December 31, 2020	Enterprise Software		Appraisal and Tax		Corporate		Totals
Revenues
Software licenses and royalties	$	64,200	$	8,964	$	—	$	73,164
Subscriptions	326,284		24,364		—		350,648
Software services	164,520		21,889		—		186,409
Maintenance	429,224		38,289		—		467,513
Appraisal services	—		21,127		—		21,127
Hardware and other	17,670		121		11		17,802
Intercompany	19,061		70		(19,131)		—
Total revenues	$	1,020,959	$	114,824	$	(19,120)	$	1,116,663
Depreciation and amortization expense	67,411		1,055		13,191		81,657
Segment operating income	285,271		27,383		(86,104)		226,550
Capital expenditures	11,099		3,823		6,826		21,748
Segment assets	$	847,672	$	94,149	$	1,665,453	$	2,607,274

For the year ended December 31, 2019	Enterprise Software		Appraisal and Tax		Corporate		Totals
Revenues
Software licenses and royalties	$	90,808	$	9,397	$	—	$	100,205
Subscriptions	279,282		17,070		—		296,352
Software services	179,865		33,196		—		213,061
Maintenance	393,521		36,797		—		430,318
Appraisal services	—		23,479		—		23,479
Hardware and other	16,553		203		6,256		23,012
Intercompany	15,290		206		(15,496)		—
Total revenues	$	975,319	$	120,348	$	(9,240)	$	1,086,427
Depreciation and amortization expense	64,245		970		11,457		76,672
Segment operating income	255,365		26,918		(73,829)		208,454
Capital expenditures	19,283		8,436		10,379		38,098
Segment assets	$	833,203	$	91,343	$	1,267,068	$	2,191,614

For the year ended December 31, 2018	Enterprise Software		Appraisal and Tax		Corporate		Totals
Revenues
Software licenses and royalties	$	81,299	$	12,142	$	—	$	93,441
Subscriptions	205,193		15,354		—		220,547
Software services	161,612		29,657		—		191,269
Maintenance	349,387		35,134		—		384,521
Appraisal services	—		21,846		—		21,846
Hardware and other	18,387		390		4,881		23,658
Intercompany	12,764		391		(13,155)		—
Total revenues	$	828,642	$	114,914	$	(8,274)	$	935,282
Depreciation and amortization expense	49,921		1,123		10,715		61,759
Segment operating income	231,819		28,434		(68,572)		191,681
Capital expenditures	9,918		1,241		13,973		25,132
Segment assets	$	554,960	$	64,810	$	1,171,193	$	1,790,963

Reconciliation of operating income from segments to consolidated

Reconciliation of reportable segment operating	Years Ended December 31,
income to the Company's consolidated totals:	2020		2019		2018
Total segment operating income	$	226,550	$	208,454	$	191,681
Amortization of acquired software	(31,962)		(30,642)		(22,972)
Amortization of customer and trade name intangibles	(21,662)		(21,445)		(16,217)
Other income, net	2,116		3,471		3,378
Income before income taxes	$	175,042	$	159,838	$	155,870