Annual report pursuant to Section 13 and 15(d)

Cover

v3.22.1
Cover - USD ($)
12 Months Ended
Dec. 31, 2021
Mar. 25, 2022
Jun. 30, 2021
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2021    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2021    
Current Fiscal Year End Date --12-31    
Entity File Number 001-40910    
Entity Registrant Name FOUNDER SPAC    
Entity Central Index Key 0001862068    
Entity Tax Identification Number 00-0000000    
Entity Incorporation, State or Country Code E9    
Entity Address, Address Line One 11752 Lake Potomac Drive    
Entity Address, City or Town Potomac    
Entity Address, State or Province MD    
Entity Address, Postal Zip Code 20854    
City Area Code (240)    
Local Phone Number 418-2649    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Elected Not To Use the Extended Transition Period false    
Entity Shell Company true    
Entity Public Float     $ 0
Entity Common Stock, Shares Outstanding   31,625,000  
Auditor Firm ID 248    
Auditor Name GRANT THORNTON LLP    
Auditor Location Texas    
Units, each consisting of one of Class A ordinary share and one-half of one redeemable warrant      
Title of 12(b) Security Units, each consisting of one of Class A ordinary share and one-half of one redeemable warrant    
Trading Symbol FOUNU    
Security Exchange Name NASDAQ    
Class A ordinary shares, par value $0.0001 per share      
Title of 12(b) Security Class A ordinary shares, par value $0.0001 per share    
Trading Symbol FOUN    
Security Exchange Name NASDAQ    
Redeemable warrants, each warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share      
Title of 12(b) Security Redeemable warrants, each warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share    
Trading Symbol FOUNU    
Security Exchange Name NASDAQ