Net Income (Loss) per Share Attributable to Common Stockholders - Summary of Computation of Basic and Diluted Net Income (Loss) Per Share Attributable to Common Stockholders (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Numerator:
Net Income (Loss)	$ 129,032	$ 26,783	$ (41,459)
Accretion and dividend on series A convertible preferred stock	(17,105)	(17,110)	(12,419)
Undistributed earnings attributable to preferred stockholders	(12,780)	(1,106)
Net income (loss) attributable to common stockholders, basic	99,147	8,567	(53,878)
Net income (loss) attributable to common stockholders, diluted	$ 99,147	$ 8,567	$ (53,878)
Denominator:
Weighted-average number of shares used to compute net income (loss) per share attributable to common stockholders, basic	144,203	143,592	155,598
Weighted-average number of shares used to compute net income (loss) per share attributable to common stockholders, diluted	148,586	150,192	155,598
Net income (loss) per share attributable to common stockholders, basic	$ 0.69	$ 0.06	$ (0.35)
Net income (loss) per share attributable to common stockholders, diluted	$ 0.67	$ 0.06	$ (0.35)