Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.20.2
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2020
Nov. 06, 2020
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2020  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q3  
Entity Registrant Name Churchill Capital Corp II  
Title of 12(b) Security Class Acommon stock, $0.0001 par value  
Security Exchange Name. NYSE  
Entity Central Index Key 0001774675  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Trading Symbol CCX  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Small Business false  
Entity Shell Company true  
Class A Common Stock [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   69,000,000
Class B Common Stock [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   17,250,000