Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Mar. 26, 2021
Jun. 30, 2020
Document Information [Line Items]      
Document Type 10-K/A    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2020    
Entity File Number 001-39142    
Entity Registrant Name PORCH GROUP, INC    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 83-2587663    
Entity Address, Address Line One 2200 1st Avenue S    
Entity Address, Address Line Two Suite 300    
Entity Address, City or Town Seattle    
Entity Address State Or Province WA    
Entity Address, Postal Zip Code 98134    
City Area Code 855    
Local Phone Number 767-2400    
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    
Entity Ex Transition Period false    
Entity Shell Company false    
Entity Public Float     $ 175
Entity Common Stock, Shares Outstanding   89,415,481  
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001784535    
Amendment Flag true    
Amendment Description Amendment No. 1    
ICFR Auditor Attestation Flag false    
Common Stock      
Document Information [Line Items]      
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol PRCH    
Security Exchange Name NASDAQ    
Warrants to purchase common stock      
Document Information [Line Items]      
Title of 12(b) Security Warrants to purchase common stock    
Trading Symbol PRCHW    
Security Exchange Name NASDAQ