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Stock-Based Compensation - Restricted Common Stock Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		9 Months Ended
	Feb. 06, 2021	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2022	Oct. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense		$ 45,687	$ 27,362	$ 62,192	$ 118,318
Restricted common stock \| Scalyr
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	1,315,099
Shares granted, fair value (in USD per share)	$ 14.59
Award vesting period	2 years
Share-based payment arrangement, expense		2,100	$ 2,700	6,400	$ 8,200
Cost not yet recognized amount		$ 2,300		$ 2,300
Cost not yet recognized, period for recognition				3 months 18 days