CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenues:
Software licenses and royalties	$ 17,551	$ 14,586	$ 34,401	$ 28,886
Subscriptions	33,968	26,949	68,057	52,237
Software services	46,040	34,563	88,470	65,367
Maintenance	78,743	59,463	154,775	116,811
Appraisal services	6,984	6,691	13,542	12,780
Hardware and other	5,686	4,043	9,020	5,180
Total revenues	188,972	146,295	368,265	281,261
Cost of revenues:
Software licenses and royalties	666	483	1,304	1,036
Acquired software	5,680	456	11,139	912
Software services, maintenance and subscriptions	86,717	69,678	171,987	135,055
Appraisal services	4,458	4,278	8,420	8,413
Hardware and other	4,515	3,147	6,361	3,713
Total cost of revenues	102,036	78,042	199,211	149,129
Gross profit	86,936	68,253	169,054	132,132
Selling, general and administrative expenses	42,232	30,396	82,991	58,941
Research and development expense	10,336	7,110	20,292	14,114
Amortization of customer and trade name intangibles	3,453	1,151	6,815	2,303
Operating income	30,915	29,596	58,956	56,774
Other (expense) income, net	(720)	185	(1,187)	366
Income before income taxes	30,195	29,781	57,769	57,140
Income tax provision	11,323	10,945	21,818	21,031
Net income	$ 18,872	$ 18,836	$ 35,951	$ 36,109
Earnings per common share:
Basic	$ 0.52	$ 0.56	$ 0.99	$ 1.07
Diluted	$ 0.49	$ 0.52	$ 0.94	$ 1.00