Quarterly report pursuant to Section 13 or 15(d)

Cover Page

v3.23.1
Cover Page - shares
 3 Months Ended
Mar. 31, 2023
Apr. 28, 2023
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2023  
Document Transition Report false  
Entity File Number 001-37511  
Entity Registrant Name Sunrun Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 26-2841711  
Entity Address, Address Line One 225 Bush Street  
Entity Address, Address Line Two Suite 1400  
Entity Address, City or Town San Francisco  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94104  
City Area Code 415  
Local Phone Number 580-6900  
Title of 12(b) Security Common Stock, $0.0001 par value per share  
Trading Symbol RUN  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   215,611,831
Amendment Flag false  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001469367  
Current Fiscal Year End Date --12-31