v3.26.1
Cover - shares
 3 Months Ended
Apr. 30, 2026
Jun. 01, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Apr. 30, 2026  
Document Transition Report false  
Entity File Number 001-40166  
Entity Registrant Name Planet Labs PBC  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 85-4299396  
Entity Address, Address Line One 645 Harrison Street  
Entity Address, Address Line Two Floor 4  
Entity Address, City or Town San Francisco,  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94107  
City Area Code 415  
Local Phone Number 829-3313  
Title of 12(b) Security Class A common stock, par value $0.0001 per share  
Trading Symbol PL  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Central Index Key 0001836833  
Amendment Flag false  
Document Fiscal Year Focus 2027  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --01-31  
Class A Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   332,908,730
Common Class B    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   23,493,796