Business Combinations (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Aug. 31, 2023	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023	Jan. 31, 2024
Business Acquisition [Line Items]
Goodwill		$ 100,343		$ 100,343		$ 100,343
Laminar Technologies, Inc.
Business Acquisition [Line Items]
Business combination, consideration transferred	$ 104,900
Payments to acquire businesses, gross	90,800
Business combination, consideration transferred, amount held back	23,800
Goodwill	96,100
Amortization of intangible assets		$ 900	$ 0	$ 1,800	$ 0
Laminar Technologies, Inc. | Developed Technology
Business Acquisition [Line Items]
Finite-lived intangibles acquired	$ 11,000
Acquired finite-lived intangible assets, Weighted average useful life (in years)	3 years