XML 11 R1.htm IDEA: XBRL DOCUMENT v3.23.2
Cover - shares
 6 Months Ended
Jun. 30, 2023
Aug. 04, 2023
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2023  
Document Transition Report false  
Entity File Number 001-04321  
Entity Registrant Name NUSCALE POWER CORPORATION  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 98-1588588  
Entity Address, Address Line One 6650 SW Redwood Ln Suite 210  
Entity Address, City or Town Portland  
Entity Address, State or Province OR  
Entity Address, Postal Zip Code 97224  
City Area Code 971)  
Local Phone Number 371-1592  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Central Index Key 0001822966  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Class A    
Entity Information [Line Items]    
Title of 12(b) Security Class A common stock, $0.0001 par value per share  
Trading Symbol SMR  
Security Exchange Name NYSE  
Entity Common Stock, Shares Outstanding   74,483,214
Warrants, each whole warrant exercisable for one share of Class A common stock at an exercise price of $11.50 per share    
Entity Information [Line Items]    
Title of 12(b) Security Warrants, each whole warrant exercisable for one share of Class A common stock at an exercise price of $11.50 per share  
Trading Symbol SMR.WS  
Security Exchange Name NYSE  
Class B    
Entity Information [Line Items]    
Entity Common Stock, Shares Outstanding   154,720,015