XML 11 R1.htm IDEA: XBRL DOCUMENT v3.23.1
Cover Page - shares
 3 Months Ended
Mar. 31, 2023
May 12, 2023
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2023  
Document Transition Report false  
Entity Registrant Name FIFTH WALL ACQUISITION CORP. III  
Entity Incorporation, State or Country Code E9  
Entity File Number 001-40415  
Entity Tax Identification Number 98-1583957  
Entity Address, Address Line One 6060 Center Drive  
Entity Address, Address Line Two 10th Floor  
Entity Address, City or Town Los Angeles  
Entity Address State Or Province CA  
Entity Address, Postal Zip Code 90045  
City Area Code 310  
Local Phone Number 853 8878  
Title of 12(b) Security Class A Ordinary Shares, par value $0.0001  
Trading Symbol FWAC  
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 true  
Entity Ex Transition Period false  
Entity Shell Company true  
Entity Central Index Key 0001847874  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Class A ordinary shares [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   28,407,000
Class B ordinary shares [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   6,875,000