CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Net sales:
Total net sales	$ 436,825	$ 385,256
Cost of sales:
Total cost of sales	132,707	119,227
Gross profit	304,118	266,029
Operating expenses:
Sales and marketing	117,342	120,157
Research and development	86,637	82,161
General and administrative	43,214	33,179
Total operating expenses	247,193	235,497
Operating income	56,925	30,532
Other (expense) income	(3,020)	33
Income before income taxes	53,905	30,565
Provision for income taxes	6,976	5,329
Net income	$ 46,929	$ 25,236
Basic earnings per share (in usd per share)	$ 0.36	$ 0.19
Weighted average shares outstanding - basic (in shares)	131,326	132,105
Diluted earnings per share (in usd per share)	$ 0.35	$ 0.19
Weighted average shares outstanding - diluted (in shares)	133,210	133,175
Dividends declared per share (in usd per share)	$ 0.28	$ 0.28
Product
Net sales:
Total net sales	$ 400,399	$ 343,685
Cost of sales:
Total cost of sales	127,556	115,024
Software maintenance
Net sales:
Total net sales	36,426	41,571
Cost of sales:
Total cost of sales	$ 5,151	$ 4,203