Quarterly report pursuant to Section 13 or 15(d)

DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details)

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DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details) - USD ($)
 1 Months Ended 3 Months Ended
Jul. 01, 2019
May 31, 2019
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Apr. 10, 2019
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 11.50          
Transaction Cost Related To Issuance Of Common Stock $ 34,319,807          
Underwriting Discount 12,212,000          
Deferred Underwriting Discount Payable Non current 21,371,000          
Other Offering Costs Related To Issuance Of Common Stock 736,807          
Working Capital Requirement Fund Annual Limit $ 250,000          
Temporary Equity, Redemption Price Per Share $ 10.00          
Maximum Percentage Of Shares Eligible From Redemption 15.00%          
Dissolution Expenses Payable $ 100,000          
Cash     $ 2,382,560 $ 2,014,521 $ 3,873,865 $ 2,238,275
Working capital     1,182,603      
Marketable securities held in Trust Account     697,018,229   $ 696,957,196  
Amount deposited in trust account     $ 7,018,000      
IPO [Member]            
Stock Issued During Period, Shares, New Issues 69,000,000          
Shares Issued, Price Per Share $ 10.00          
Proceeds from Issuance Initial Public Offering $ 690,000,000          
Over-Allotment Option [Member]            
Stock Issued During Period, Shares, New Issues 9,000,000          
Shares Issued, Price Per Share $ 10.00          
Private Placement [Member]            
Number Of Warrants Issued 15,800,000          
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 1.00          
Proceeds from Issuance of Warrants $ 15,800,000          
Churchill Sponsor LLC [Member]            
Business Combination Aggregate Fair Market Value On Assets Held In Trust Percentage 80.00%          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets $ 5,000,001          
Class B Common Stock [Member]            
Stock Issued During Period, Shares, New Issues   8,625,000   0