v3.26.1
Cover Page - shares
 3 Months Ended
Apr. 30, 2026
May 26, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Apr. 30, 2026  
Document Transition Report false  
Entity File Number 001-38856  
Entity Registrant Name PAGERDUTY, INC.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 27-2793871  
Entity Address, Address Line One 600 Townsend St.  
Entity Address, Address Line Two Suite 200  
Entity Address, City or Town San Francisco  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94103  
City Area Code 844  
Local Phone Number 800-3889  
Title of 12(b) Security Common Stock, par value $0.000005 per share  
Trading Symbol PD  
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 Common Stock, Shares Outstanding   77,122,565
Entity Central Index Key 0001568100  
Current Fiscal Year End Date --01-31  
Document Fiscal Year Focus 2027  
Document Fiscal Period Focus Q1  
Amendment Flag false