Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information - shares
9 Months Ended
Jun. 30, 2021
Aug. 13, 2021
Document Information Line Items    
Entity Registrant Name UNION ACQUISITION CORP. II  
Trading Symbol LATN  
Document Type 10-Q  
Current Fiscal Year End Date --09-30  
Entity Common Stock, Shares Outstanding   18,553,164
Amendment Flag false  
Entity Central Index Key 0001766146  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Document Period End Date Jun. 30, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Shell Company true  
Entity Ex Transition Period false  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-39089  
Entity Incorporation, State or Country Code E9  
Entity Tax Identification Number 00-0000000  
Entity Address, Address Line One 1425 Brickell Ave  
Entity Address, Address Line Two #57B  
Entity Address, City or Town Miami  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33131  
City Area Code (305)  
Local Phone Number 306-2522  
Title of 12(b) Security Ordinary Shares, par value $0.0001 per share  
Security Exchange Name NASDAQ  
Entity Interactive Data Current Yes