Net Loss per Share - Narrative (Details) - shares	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Class of Stock [Line Items]
Weighted average number of shares outstanding, basic (in shares)	332,707,000	328,001,000	318,730,000
Weighted average number of shares outstanding, diluted (in shares)	332,707,000	328,001,000	318,730,000
Class B Common Stock
Class of Stock [Line Items]
Weighted average number of shares outstanding, basic (in shares)	0	0	0
Weighted average number of shares outstanding, diluted (in shares)	0	0	0