XML 10 R1.htm IDEA: XBRL DOCUMENT v3.23.1
Document and Entity Information - shares
 3 Months Ended
Mar. 31, 2023
May 01, 2023
Entity Listings [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2023  
Document Transition Report false  
Entity Registrant Name EVgo Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 85-2326098  
Entity Address, Address Line One 11835 West Olympic Boulevard, Suite 900E  
Entity Address, City or Town Los Angeles  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 90064  
City Area Code 877  
Local Phone Number 494-3833  
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 File Number 001-39572  
Entity Central Index Key 0001821159  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2023  
Amendment Flag false  
Class A Common Stock [Member]    
Entity Listings [Line Items]    
Entity Common Stock, Shares Outstanding   72,637,313
Title of 12(b) Security Class A common stock, $0.0001 par value per share  
Trading Symbol EVGO  
Security Exchange Name NASDAQ  
Redeemable Warrants For Class Common Stock [Member]    
Entity Listings [Line Items]    
Title of 12(b) Security Redeemable warrants included as part of the units, each whole warrant exercisable for one share of Class A common stock at an exercise price of $11.50  
Trading Symbol EVGOW  
Security Exchange Name NASDAQ  
Class B Common Stock [Member]    
Entity Listings [Line Items]    
Entity Common Stock, Shares Outstanding   195,800,000