Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
6 Months Ended
Jun. 30, 2023
Aug. 04, 2023
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2023  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q2  
Entity Registrant Name KALEYRA, INC.  
Entity Central Index Key 0001719489  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   13,325,920
Entity Interactive Data Current Yes  
Entity File Number 001-38320  
Entity Tax Identification Number 82-3027430  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 85 Broad Street  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10004  
City Area Code +1 917  
Local Phone Number 508 9185  
Document Quarterly Report true  
Document Transition Report false  
Common Stock, Par Value $0.0001 Per Share    
Document Information [Line Items]    
Title of Each Class Common Stock, par value $0.0001 per share  
Trading Symbol KLR  
Name of Each Exchange on Which Registered NYSE  
Warrants, at an Exercise Price of $11.50 per Share of Common Stock    
Document Information [Line Items]    
Title of Each Class Warrants, at an exercise price of $40.25 per share of Common Stock  
Trading Symbol KLR WS  
Name of Each Exchange on Which Registered NYSEAMER