Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Total revenue	$ 191,924	$ 166,114	$ 370,880	$ 322,964
Total costs	88,646	70,628	172,073	144,693
Research and development	27,924	23,213	55,379	47,473
Sales and marketing	17,749	13,750	32,139	27,146
General and administrative	18,606	17,082	36,571	34,651
Depreciation and amortization	1,746	2,084	3,493	4,219
Total costs and expenses	154,671	126,757	299,655	258,182
Operating income	37,253	39,357	71,225	64,782
Other income, net	2,243	306	2,981	13
Income before income taxes	39,496	39,663	74,206	64,795
Income tax provision	8,671	9,070	12,789	11,559
Net income	$ 30,825	$ 30,593	$ 61,417	$ 53,236
Basic earnings per share	$ 0.49	$ 0.48	$ 0.97	$ 0.84
Diluted earnings per share	$ 0.49	$ 0.48	$ 0.97	$ 0.83
Weighted average number of shares:
Basic	62,954	63,537	63,083	63,591
Diluted	63,419	64,276	63,644	64,371
Cloud Subscriptions
Total revenue	$ 42,203	$ 28,595	$ 79,500	$ 55,238
Software License
Total revenue	5,125	8,823	13,483	16,661
Total costs	880	556	1,282	1,112
Maintenance
Total revenue	35,993	37,732	71,295	73,891
Services
Total revenue	100,941	84,703	190,859	165,062
Hardware
Total revenue	7,662	6,261	15,743	12,112
Cloud Subscriptions, Maintenance and Services
Total costs	$ 87,766	$ 70,072	$ 170,791	$ 143,581