XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Cover Page - shares
 6 Months Ended
Jun. 30, 2024
Jul. 31, 2024
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2024  
Document Transition Report false  
Entity File Number 001-39562  
Entity Registrant Name PULMONX CORPORATION  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 77-0424412  
Entity Address, Address Line One 700 Chesapeake Drive  
Entity Address, City or Town Redwood City  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94063  
Country Region 1  
City Area Code 650  
Local Phone Number 364-0400  
Title of 12(b) Security Common Stock, $0.001 par value per share  
Trading Symbol LUNG  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   39,152,553
Entity Central Index Key 0001127537  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus Q2  
Amendment Flag false