CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Income Statement [Abstract]
Revenue	$ 293,999	$ 270,039	$ 570,271	$ 534,697
Cost of revenue	61,522	55,513	122,195	113,765
Gross profit	232,477	214,526	448,076	420,932
Operating expenses:
Research and development	71,717	65,445	144,018	128,118
Sales and marketing	102,198	95,235	201,297	187,908
General and administrative	37,984	33,566	75,845	66,619
Total operating expenses	211,899	194,246	421,160	382,645
Income from operations	20,578	20,280	26,916	38,287
Interest income	6,715	5,387	13,413	11,076
Interest expense	(2,680)	(796)	(5,376)	(1,601)
Other (expense) income, net	(872)	108	1,932	(918)
Income before income taxes	23,741	24,979	36,885	46,844
Provision for income taxes	10,296	4,483	15,246	9,126
Net income	13,445	20,496	21,639	37,718
Accretion and dividend on series A convertible preferred stock	(4,312)	(4,310)	(8,540)	(8,550)
Undistributed earnings attributable to preferred stockholders	(1,036)	(1,845)	(1,488)	(3,313)
Net income attributable to common stockholders	$ 8,097	$ 14,341	$ 11,611	$ 25,855
Net income per share attributable to common stockholders, basic	$ 0.06	$ 0.1	$ 0.08	$ 0.18
Net income per share attributable to common stockholders, diluted	$ 0.05	$ 0.1	$ 0.08	$ 0.18
Weighted-average shares used to compute net income per share attributable to common stockholders, basic	144,896	144,070	144,669	144,678
Weighted-average shares used to compute net income per share attributable to common stockholders, diluted	151,102	146,525	150,369	147,634