Segment and Related Information (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Schedule of Segment Revenues and Operations

As of the year ended December 31, 2016

	Enterprise Software		Appraisal  and Tax		Corporate			Totals
Revenues
Software licenses and royalties	$	68,844	$	5,462	$	—		$	74,306
Subscriptions	135,516		7,188		—			142,704
Software services	158,478		16,326		—			174,804
Maintenance	304,380		18,589		—			322,969
Appraisal services	—		26,287		—			26,287
Hardware and other	11,942		16		3,015			14,973
Intercompany	6,742		—		(6,742		)	—
Total revenues	$	685,902	$	73,868	$	(3,727	)	$	756,043
Depreciation and amortization expense	43,962		984		5,355			50,301
Segment operating income	190,817		18,286		(41,832		)	167,271
Capital expenditures	23,843		1,432		11,448			36,723
Segment assets	$	295,260	$	31,769	$	1,030,916		$	1,357,945

As of the year ended December 31, 2015

	Enterprise Software		Appraisal  and Tax		Corporate			Totals
Revenues
Software licenses and royalties	$	54,376	$	4,632	$	—		$	59,008
Subscriptions	107,090		4,843		—			111,933
Software services	129,068		10,784		—			139,852
Maintenance	227,586		17,951		—			245,537
Appraisal services	—		25,065		—			25,065
Hardware and other	6,935		12		2,680			9,627
Intercompany	4,025		—		(4,025		)	—
Total revenues	$	529,080	$	63,287	$	(1,345	)	$	591,022
Depreciation and amortization expense	15,413		867		3,294			19,574
Segment operating income	141,401		15,477		(38,490		)	118,388
Capital expenditures	6,112		646		6,746			13,504
Segment assets	$	265,877	$	22,283	$	1,068,410		$	1,356,570

As of the year ended December 31, 2014

	Enterprise Software		Appraisal  and Tax		Corporate			Totals
Revenues
Software licenses and royalties	$	46,047	$	3,018	$	—		$	49,065
Subscriptions	84,322		3,526		—			87,848
Software services	104,146		9,675		—			113,821
Maintenance	195,881		16,815		—			212,696
Appraisal services	—		21,802		—			21,802
Hardware and other	5,398		11		2,460			7,869
Intercompany	2,812		—		(2,812		)	—
Total revenues	$	438,606	$	54,847	$	(352	)	$	493,101
Depreciation and amortization expense	11,140		866		2,599			14,605
Segment operating income	114,993		11,603		(25,370		)	101,226
Capital expenditures	3,644		359		5,446			9,449
Segment assets	$	170,369	$	16,463	$	382,980		$	569,812

Reconciliation of Operating Income from Segments to Consolidated

Reconciliation of reportable segment operating	Years Ended December 31,
income to the Company's consolidated totals:	2016			2015			2014
Total segment operating income	$	167,271		$	118,388		$	101,226
Amortization of acquired software	(22,235		)	(4,440		)	(1,858		)
Amortization of customer and trade name intangibles	(13,731		)	(5,905		)	(4,546		)
Other (expense) income, net	(1,998		)	381			(355		)
Income before income taxes	$	129,307		$	108,424		$	94,467