Stock-Based Compensation - Restricted Common Stock Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
Feb. 06, 2021	Apr. 30, 2022	Apr. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense		$ 31,630	$ 13,437
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	$ 2,400
Cost not yet recognized amount		$ 6,600
Cost not yet recognized, period for recognition		9 months 18 days

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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