Business Combinations - Schedule of Acquisition Date Fair Value of Consideration Transferred (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions				12 Months Ended
	Nov. 25, 2024	Dec. 20, 2023	Mar. 31, 2022	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Business Acquisition [Line Items]
Common stock				$ 87,706	$ 174,284	$ 438,916
Datavolo, Inc.
Business Acquisition [Line Items]
Cash	$ 19,096
Total	$ 106,802
Business acquisition, share price (in dollars per share)	$ 171.42
Datavolo, Inc. | Class A Common Stock
Business Acquisition [Line Items]
Common stock	$ 87,706
Business acquisition, equity interest issued or issuable (in shares)	0.5
Samooha, Inc.
Business Acquisition [Line Items]
Cash		$ 5,761
Deferred cash consideration		231
Fair value of a previously held equity interest		38,818
Total		$ 219,035
Business acquisition, share price (in dollars per share)		$ 194.28
Samooha, Inc. | Investing Subsidiary
Business Acquisition [Line Items]
Business acquisition, equity interest issued or issuable (in shares)		0.2			0.2
Treasury stock retired (in shares)				0.2
Samooha, Inc. | Class A Common Stock
Business Acquisition [Line Items]
Common stock		$ 174,225
Samooha, Inc. | Class A Common Stock | Non-affiliated Selling Stockholders
Business Acquisition [Line Items]
Business acquisition, equity interest issued or issuable (in shares)		0.9
Streamlit, Inc.
Business Acquisition [Line Items]
Cash			$ 211,839
Total			650,755
Streamlit, Inc. | Class A Common Stock
Business Acquisition [Line Items]
Common stock			$ 438,916
Business acquisition, equity interest issued or issuable (in shares)			1.9
Business acquisition, share price (in dollars per share)			$ 229.13