CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
CASH FLOW FROM OPERATING ACTIVITIES:
Net loss	$ (450,735)	$ (288,441)	$ (338,693)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	54,933	42,766	38,912
Amortization of deferred contract acquisition costs	78,119	66,640	48,682
Non-cash operating lease costs	4,194	4,079	4,020
Stock-based compensation expense	297,587	267,531	216,870
Accretion of discounts, and amortization of premiums on investments, net	(7,104)	(13,482)	(19,943)
Other	2,684	1,257	1,934
Changes in operating assets and liabilities, net of effects of acquisitions:
Accounts receivable	(52,061)	(21,174)	(61,949)
Prepaid expenses and other assets	(6,631)	1,746	(1,207)
Deferred contract acquisition costs	(88,655)	(90,946)	(81,039)
Accounts payable	1,620	1,405	(4,499)
Accrued expenses and other liabilities	188,692	5,075	5,611
Accrued payroll and benefits	(1,310)	5,286	19,140
Operating lease liabilities	(4,327)	(4,954)	(4,410)
Deferred revenue	59,610	56,940	108,197
Net cash provided by (used in) operating activities	76,616	33,728	(68,374)
CASH FLOW FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(713)	(1,860)	(1,304)
Purchases of intangible assets	(205)	(155)	(3,505)
Capitalization of internal-use software	(24,012)	(25,121)	(13,956)
Purchases of investments	(249,282)	(804,498)	(466,253)
Proceeds from sales, maturities and return of capital of investments	610,175	737,074	639,193
Cash paid for acquisitions, net of cash acquired	(248,970)	(123,837)	(13,585)
Net cash provided by (used in) investing activities	86,993	(218,397)	140,590
CASH FLOW FROM FINANCING ACTIVITIES:
Repurchases of common stock	(200,012)	0	0
Repurchase of early exercised stock options	0	(21)	0
Proceeds from exercise of stock options	18,049	33,406	28,317
Proceeds from issuance of common stock under the employee stock purchase plan	21,210	22,500	19,147
Net cash (used in) provided by financing activities	(160,753)	55,885	47,464
NET CHANGE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH	2,856	(128,784)	119,680
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH–Beginning of period	193,302	322,086	202,406
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH–End of period	196,158	193,302	322,086
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Interest paid	13	30	7
Income taxes paid, net of refunds	5,647	6,841	5,111
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Stock-based compensation capitalized as internal-use software	10,001	12,761	6,693
Property and equipment purchased but not yet paid	401	63	98
Vesting of early exercised stock options	0	0	186
Issuance of common stock and assumed equity awards in connection with acquisitions	$ 71,641	$ 23,739	$ 0