Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Total revenue	$ 767,084	$ 663,643	$ 586,372
Total costs	358,237	297,827	269,887
Research and development	111,877	97,628	84,276
Sales and marketing	64,537	57,855	47,758
General and administrative	73,070	68,086	61,444
Depreciation and amortization	6,663	7,914	8,946
Total costs and expenses	614,384	529,310	472,311
Operating income	152,700	134,333	114,061
Interest income	596	68	98
Other loss, net	4,825	(329)	(383)
Income before income taxes	158,121	134,072	113,776
Income tax provision	29,162	23,600	26,536
Net income	$ 128,959	$ 110,472	$ 87,240
Basic earnings per share	$ 2.05	$ 1.74	$ 1.37
Diluted earnings per share	$ 2.03	$ 1.72	$ 1.36
Weighted average number of shares:
Basic	62,768	63,445	63,538
Diluted	63,408	64,323	64,333
Cloud Subscriptions
Total revenue	$ 176,458	$ 122,195	$ 79,830
Software License
Total revenue	24,848	37,070	38,284
Total costs	2,126	2,309	2,894
Maintenance
Total revenue	142,198	145,841	147,748
Services
Total revenue	394,096	334,799	303,569
Hardware
Total revenue	29,484	23,738	16,941
Cloud Subscriptions, Maintenance and Services
Total costs	$ 356,111	$ 295,518	$ 266,993